Speedmaster ’57 CO‑AXIAL CHRONOMETER CHRONOGRAPH Ref# 331.22.42.51.01.001
$389.00
Unworn Speedmaster ’57 CO‑AXIAL CHRONOMETER CHRONOGRAPH 331.22.42.51.01.001. 41.5 mm, Black dial, Steel case, Red gold bezel, 9300 calibre, Automatic Movement, 60 hour power reserve, Leather strap Foldover clasp. Water resistant to 100 m.
TECHNICAL DETAILS
- Model: Speedmaster
- Reference: 331.22.42.51.01.001
- Diameter: 41.5 mm
- Case material: Steel
- Dial color: Black
- Crystal: Scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides
- Bezel Type: Fixed
- Bezel Color: Red gold
- Bezel Material: Red gold
- Calibre: 9300
- Movement: Automatic
- Power Reserve: 60 hour
- Bracelet Material: Leather strap
- Buckle type: Foldover clasp
- Functions: Chronograph, Chronometer, Date, Small seconds, Tachymeter, Time zone function, Transparent case back
- Water resistance: 100 m
| Hypoallergenic | Nickel-free and lead-free, gentle on sensitive skin |
|---|---|
| Style no. | OP-121723 |
| Baby (0–24 mo) | Bracelets 4.0–4.7 in · Necklaces 10–12 in · Earrings 8–11 mm hoops |
|---|---|
| Child (2–12 yr) | Bracelets 4.7–6.0 in · Necklaces 12–14 in · Rings sizes 2–4 |
| Teen | Bracelets 6.0–6.5 in · Necklaces 14–16 in · Rings sizes 4–7 |
Between sizes? We recommend sizing up — a little room to grow keeps a keepsake wearable longer.
U.S. shipping is a flat $15 per order. Every order ships from our fulfillment warehouse in Hong Kong — prepared within 1–3 business days, then delivered in 7–12 business days with tracking — estimated delivery Sep 14 – Sep 23.
Unused and unworn items may be returned within 30 days of delivery. We provide a prepaid U.S. return label and charge no restocking fee. See our Returns & Refunds policy for the earrings hygiene exception and instructions.













































