Seiko Cal. 7056 - 637

Seiko 7056-637

This Solar model from 1975 features a 44mm Stainless Steel case. Powered by the 7056 caliber with 18j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-a50e8a0aee99]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1975

Related Models

seikata-wm-a50e8a0aee99