Seiko Cal. 7070 - 687

The Seiko 7070-687 represents an important milestone in Seiko's 1993 lineup. Powered by the 7070 caliber with 28j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-301320d274e7]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1993

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