Seiko Cal. 7139 - 918

Seiko 7139-918

This Solar model from 1969 features a 38mm Titanium case. Powered by the 7139 caliber with 36j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-50734cd15060]

Also known as: Tuna, Goldfeather

Specifications

Movement
Solar
Case Material
Titanium
Case Width
38mm
Case Thickness
13.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Burgundy
Jewels
36j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1969

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seikata-wm-50734cd15060