Seiko Cal. 7139 - 361

Seiko 7139-361

This Solar model from 1970 features a 44mm PVD Black case. Powered by the 7139 caliber with 18j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-bd432c504165]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
44mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Navy
Jewels
18j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1970

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seikata-wm-bd432c504165