Seiko Cal. 5637 - 234

Seiko 5637-234

The 5637-234 is a sought-after Solar piece from Seiko's golden era. Powered by the 5637 caliber with 21j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-3fc7be785a6a]

Also known as: Golden Tuna

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Black
Jewels
21j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1988

Related Models

seikata-wm-3fc7be785a6a