GJR DESIGN · THE COLLECTION
GJR Rainbow Chronograph - Black
The details, at a glance
- Movement
- Quartz Chronograph
- Diameter
- 40mm
- Crystal
- Sapphire Crystal
A closer look
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Details
Specifications
Movement
Case
Dial
Bracelet
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GJR DESIGN / A closer look
DESIGN & DETAILS
GJR DESIGN · THE COLLECTION
Seiko VK63 Chronograph
Japan Seiko VK63 — precise quartz chronograph delivering accurate split-time measurement and reliable performance built to last.
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GJR DESIGN · THE COLLECTION
Rainbow Hands & Markers
Rainbow-colored hands and hour markers deliver a bold, distinctive look that radiates luxury and individuality with every glance.
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GJR DESIGN · THE COLLECTION
Sapphire Crystal Protection
Scratch-resistant sapphire crystal delivers lasting clarity and protection — engineered to withstand the demands of daily wear.
Check size & fitSpecifications
- Movement
- Quartz Chronograph
- Diameter
- 40mm
- Crystal
- Scratch-Resistant Sapphire Crystal
- Material
- 316L Stainless Steel
- Color
- Black
Size & fit
Consider the case proportions as well as your wrist measurement. Diameter describes the face of the watch; thickness helps you judge how it will sit under a cuff.
- Diameter
- 40mm
- Thickness
- 12mm
- Weight
- ~160g
How to measure+
Wrap a flexible tape around your wrist where you wear your watch or bracelet. Keep it snug without tightening it. If you use string, mark the overlap and measure it against a ruler.
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Tell us your measurements and the piece you are considering. Our team can help you choose.
Shipping, warranty & returns+
We offer free Priority Shipping to the United States, with an estimated delivery time of 5–10 business days.
Your purchase includes a 12-month premium warranty. Contact our team with your order details for warranty assistance.
14-day easy returns ↗Explore every detail
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