Seiko Cal. 7034 - 690

Seiko 7034-690

The Seiko 7034-690 represents an important milestone in Seiko's 1968 lineup. Powered by the 7034 caliber with 31j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-f35919aeba9a]

Also known as: Sumo, Bullhead

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
45mm
Case Thickness
10.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1968

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