Seiko Cal. 6247 - 687

The Seiko 6247-687 represents an important milestone in Seiko's 1981 lineup. Powered by the 6247 caliber with 35j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-301a5a473d74]

Also known as: Sumo, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1981

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