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Size Guide

Universal Size Guide

Use our master size charts below to find your perfect fit across our clothing and footwear collections. All measurements are provided as standard industry guidelines.

1. Men's Formal Shirts (Collar Sizing)

Formal dress shirts are measured primarily by the neck circumference.

  • S (Small): Collar 14.5" - 15" (37cm - 38cm) | To Fit Chest 36" - 38"
  • M (Medium): Collar 15.5" - 16" (39cm - 41cm) | To Fit Chest 39" - 41"
  • L (Large): Collar 16.5" - 17" (42cm - 43cm) | To Fit Chest 42" - 44"
  • XL (X-Large): Collar 17.5" - 18" (44cm - 46cm) | To Fit Chest 45" - 47"
  • 2XL (XX-Large): Collar 18.5" - 19" (47cm - 48cm) | To Fit Chest 48" - 50"
  • 3XL (3X-Large): Collar 19.5" - 20" (50cm - 51cm) | To Fit Chest 51" - 53"
  • 4XL (4X-Large): Collar 20.5" - 21" (52cm - 53.5cm) | To Fit Chest 54" - 56"

1b. Men's Suit Jackets, Blazers & Waistcoats

Tailored jackets and waistcoats are sized primarily by chest circumference in inches.

  • 36" Jacket (Small / EU 46): To Fit Chest 36" (91.5cm)
  • 38" Jacket (Small - Medium / EU 48): To Fit Chest 38" (96.5cm)
  • 40" Jacket (Medium / EU 50): To Fit Chest 40" (101.5cm)
  • 42" Jacket (Large / EU 52): To Fit Chest 42" (106.5cm)
  • 44" Jacket (Large - X-Large / EU 54): To Fit Chest 44" (111.5cm)
  • 46" Jacket (X-Large / EU 56): To Fit Chest 46" (117cm)
  • 48" Jacket (XX-Large / EU 58): To Fit Chest 48" (122cm)
  • 50" Jacket (3X-Large / EU 60): To Fit Chest 50" (127cm)
  • 52" Jacket (4X-Large / EU 62): To Fit Chest 52" (132cm)

Jacket Fitting Lengths

Most premium tailoring brands offer different jacket lengths based on your height:

  • Short (S): Ideal for heights up to 5'7" (170cm)
  • Regular (R): Ideal for heights from 5'8" to 6'0" (173cm - 183cm)
  • Long (L): Ideal for heights 6'1" and over (185cm+)

2. Men's Pullovers, Knitwear & Casual Shirts

For jumpers, casual shirts, t-shirts, and coats measured by chest size.

  • S (Small): To Fit Chest 36" - 38" (91.5cm - 96.5cm)
  • M (Medium): To Fit Chest 39" - 41" (99cm - 104cm)
  • L (Large): To Fit Chest 42" - 44" (106.5cm - 112cm)
  • XL (X-Large): To Fit Chest 45" - 47" (114.5cm - 119.5cm)
  • 2XL (XX-Large): To Fit Chest 48" - 50" (122cm - 127cm)
  • 3XL (3X-Large): To Fit Chest 51" - 53" (129.5cm - 134.5cm)
  • 4XL (4X-Large): To Fit Chest 54" - 56" (137cm - 142cm)

3. Men's Trousers, Chinos & Jeans

Trouser sizing is determined by your waist circumference and your inside leg length.

Waist Sizing

  • 30" Waist: 76cm (Alpha Size: Small)
  • 32" Waist: 81.5cm (Alpha Size: Medium)
  • 34" Waist: 86.5cm (Alpha Size: Medium - Large)
  • 36" Waist: 91.5cm (Alpha Size: Large)
  • 38" Waist: 96.5cm (Alpha Size: X-Large)
  • 40" Waist: 101.5cm (Alpha Size: XX-Large)
  • 42" Waist: 106.5cm (Alpha Size: 3X-Large)
  • 44" Waist: 111.5cm (Alpha Size: 4X-Large)

Inside Leg Length

  • Short (S): 30" Inside Leg (76cm)
  • Regular (R): 32" Inside Leg (81.5cm)
  • Long (L): 34" Inside Leg (86.5cm)

4. Women's Blouses & Tops

Standard conversions for women's tops and tailored items.

  • UK 8 (XS): To Fit Bust 32" (81cm)
  • UK 10 (S): To Fit Bust 34" (86cm)
  • UK 12 (M): To Fit Bust 36" (91cm)
  • UK 14 (L): To Fit Bust 38" (97cm)
  • UK 16 (XL): To Fit Bust 40" (102cm)
  • UK 18 (2XL): To Fit Bust 42" (107cm)
  • UK 20 (3XL): To Fit Bust 44" (112cm)

5. Women's Skirts & Trousers

Sizing guidelines for waist and hip fits.

  • UK 8: Waist 25" (63.5cm) | Hips 35" (89cm)
  • UK 10: Waist 27" (68.5cm) | Hips 37" (94cm)
  • UK 12: Waist 29" (73.5cm) | Hips 39" (99cm)
  • UK 14: Waist 31" (78.5cm) | Hips 41" (104cm)
  • UK 16: Waist 33" (84cm) | Hips 43" (109cm)
  • UK 18: Waist 36" (91.5cm) | Hips 46" (117cm)
  • UK 20: Waist 39" (99cm) | Hips 49" (124.5cm)

6. Footwear Size Guide

Shoe sizes can vary slightly by brand, but these charts show standard conversions.

Men's Shoes

  • UK 6: EU 39-40 | US 7 | Foot Length approx. 24.5cm
  • UK 7: EU 41 | US 8 | Foot Length approx. 25.4cm
  • UK 8: EU 42 | US 9 | Foot Length approx. 26.3cm
  • UK 9: EU 43 | US 10 | Foot Length approx. 27.2cm
  • UK 10: EU 44-44.5 | US 11 | Foot Length approx. 28.0cm
  • UK 11: EU 45-46 | US 12 | Foot Length approx. 28.8cm
  • UK 12: EU 47 | US 13 | Foot Length approx. 29.6cm

Stan-Dar Boys Blue Fashion 3-Piece Suit - DIEGO

£139.99 £80.00


📏 Sizing: Need help with measurements? Check our How To Measure Guide in the footer below!

I

Stan-Dar Boys Blue Fashion 3-Piece Suit – DIEGO

Introducing our Standar Boys Suit – a pinnacle of elegance and craftsmanship designed for young gentlemen who appreciate the best of the best. This 3-piece suit is a testament to beauty and expertise, ensuring your little one stands out on any occasion. It serves as an exceptional choice for weddings, communions, confirmations, and formal family gatherings, bringing a sharp, premium aesthetic to your child's special occasion wardrobe.

This premium youth suit functions as a highly dependable foundation piece for your child's formal wardrobe, moving easily across long daytime events and changing evening celebrations. The streamlined layout beautifully balances a crisp, sharp presentation with ultimate physical flexibility, ensuring your child looks perfectly put-together and feels entirely at ease whether they are participating in professional photography, sitting through formal church ceremonies, or enjoying active festive entertainment.

Precision Structural Fitting and Dual-Cut Engineering

Featuring a striking and beautiful blue colour, the jacket boasts a modern tailored fit with 2 different cuts to accommodate every possible body shape. The Regular cut offers a contemporary, sleek silhouette, while the XL-comfort fit is specifically designed for bigger boys, ensuring comfort without compromising style. We understand that one size does not fit all, and that's why our different fits extend beyond the waist of the trousers. The jacket and waistcoat take the entire body into account, providing a perfect fit for the chest, waist, and overall physique. Sizes range from 128 cm to 146 cm, based on the physical height of the boy.

The jacket is adorned with a Double Back Vent featuring a centre seam, adding a touch of sophistication to the ensemble. The flat front trousers offer a modern aesthetic, and the adjustable waist ensures a better fit and look. Inside regulation allows for easy adjustments, providing optimum comfort for your growing boy. This advanced architectural fitting system accommodates sudden growth bursts smoothly, preventing the clothing from pinching the skin or feeling restrictive during high-energy play with friends.

Window Pane Contrast Waistcoat and Executive Detailing

The Standar Boys Suit includes a contrasting blue waistcoat with a window pane pattern, adding a stylish dimension to the ensemble. The adjustable back waistcoat ensures a perfect fit, emphasizing attention to detail in both form and function. This layered contrast styling ensures that your child maintains an immaculate, premium appearance even if the heavy jacket is removed as the daytime warmth builds up during summer venue receptions.

Crafted with the highest quality materials and meticulous finishing, our Standar Boys Suit is a symbol of excellence. Elevate your young gentleman's style with this meticulously designed and expertly crafted suit that guarantees both confidence and comfort on any special occasion. Built for busy modern households, the high-performance textiles naturally resist deep wrinkling and hold their rich colour depth, offering parents a fuss-free solution for styling landmark celebrations.

Key Product Specifications

Our premium Stan-Dar youth tailoring ensemble is engineered with precise material, technical, and structural attributes to ensure an immaculate finish:

  • Official Style Identification: Designated under the signature Stan-Dar Diego tailoring collection for effortless product verification and quick online matching.

  • Three-Piece Luxury Set: Includes a modern tailored jacket, a contrast window pane patterned waistcoat, and matching flat front trousers.

  • Dual Body Cut Options: Available in standard Regular silhouette cuts and specialized XL-comfort fits to beautifully accommodate every youthful physique.

  • Internal Elastic Waist Regulation: Outfitted with an inside adjustable waistband system to provide custom waist width alterations for growing boys.

  • Double Back Jacket Vents: Patterned with a traditional double vent layout and a clean center seam to support elegant physical movement.

  • Height-Based Sizing Metrics: Structured across a precise sizing matrix ranging from 128 cm up to 146 cm to match the exact height of the child.

  • County Armagh Heritage: Supplied by Hugh McElvanna Menswear, proudly outfitting local boys and gentlemen with elite-tier apparel and traditional tailoring since 1970.

Sophisticated Youth Formal Styling Advice

The rich blue tones and premium window pane contrast detailing of this official Stan-Dar DIEGO three-piece suit make it exceptionally simple to style for any landmark occasion. For an ultra-polished presentation, pair this suit with a crisp white long-sleeve dress shirt and a silk tie and pocket square set that complements your family or bridal party theme.

Keep the look sharp by securing the waistcoat buttons cleanly over the shirt line, adjusting the back strap for a tailored fit. Complete the sophisticated ensemble with a high-quality leather belt and matching dark brown or black leather brogues or smart slip-on dress shoes.