Seiko Cal. 6225 - 637

Seiko 6225-637

The 6225-637 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-cd11d3ac5950]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
140m
Dial Color
Burgundy
Jewels
31j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1970

Related Models

seikata-wm-cd11d3ac5950