Seiko Cal. 7148 - 340

Seiko 7148-340

This Automatic model from 1978 features a 40mm Titanium case. Powered by the 7148 caliber with 17j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-d7845597f207]

Also known as: Silverwave, Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1978

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seikata-wm-d7845597f207