Hamilton · Lady Hamilton
Strap for Hamilton Lady Hamilton H31231113
The Lady Hamilton Vintage Quartz Yellow Gold / MOP takes 14 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
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- 12-month warranty on manufacturing defects
- Hand-stitched in Milan
Lug width

What length do I need?
Measure your wrist with a tailor's tape or a piece of string, comfortably snug.
| Wrist circumference | Length (long side / short side) |
|---|---|
| 15.0–16.4 cm | 110 / 70 mm |
| 16.5–17.8 cm | 115 / 75 mm |
| 17.9–19.0 cm | 120 / 80 mm |
| 19.1–20.4 cm | 125 / 80 mm |
| 20.5–21.6 cm | 130 / 85 mm |
| 21.7–22.9 cm | 135 / 85 mm |
| over 22.9 cm | on request |
The ready-to-wear strap is 115 × 75 mm. For a smaller or larger wrist I make it in the right length: order your length.
What I'm asked about the Hamilton Lady Hamilton H31231113
What strap size does the Hamilton Lady Hamilton H31231113 take?
The Hamilton Lady Hamilton H31231113 needs 14 mm between the lugs. It's the size I've been fitting on it for years.
Can the strap on the Hamilton Lady Hamilton H31231113 be changed?
Yes. It has spring bars between the lugs: with the right tool the strap comes off in a minute. If you'd rather not risk a scratch, I do it in the workshop.
Can I put a leather strap on the Hamilton Lady Hamilton H31231113?
Yes, in 14 mm leather. On a case a calf strap works every day; if you want something more, alligator.
Which strap do you recommend for the Hamilton Lady Hamilton H31231113?
A 14 mm calf strap, for every day. I don't keep this size ready in the catalogue: I make it to measure. If you'd rather have something built on your wrist, the Casati atelier.
More Lady Hamilton
- Lady Hamilton Quartz Stainelss Steel / White / Bracelet18 mm
- Lady Hamilton PVD / Black - Diamond / Janie Bryant16 mm
- Lady Hamilton Necklace Yellow Gold / Blue14 mm
- Lady Hamilton Necklace Rose Gold / MOP20 mm
- Lady Hamilton Vintage Quartz Stainless Steel / MOP20 mm
- Lady Hamilton Necklace Stainless Steel / Green16 mm
- Lady Hamilton PVD / Silver / Janie Bryant14 mm
All Lady Hamilton → Hamilton families →
Every Lady Hamilton reference with its measured lug width, on watchbands.ai →
More Hamilton in 14 mm
- Ardmore Quartz 18.7 Stainless Steel / SilverAmerican Classic
- Ardmore Quartz 18.7 Stainless Steel / SilverAmerican Classic
- Ardmore Quartz 18.7 Stainless Steel / SilverAmerican Classic
- Ardmore Quartz 18.7 Stainless Steel / SilverAmerican Classic
- Ardmore Quartz 18.7 Stainless Steel / Silver - TurquoiseAmerican Classic
- Ardmore Quartz 18.7 Stainless Steel / SilverAmerican Classic
For changing the strap
The next step
The right strap isn't chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only
The atelier's website: casatimilano.com
