Seiko Cal. 6687 - 882

The Seiko 6687-882 represents an important milestone in Seiko's 1974 lineup. Powered by the 6687 caliber with 25j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-4b37bad8f14e]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1974

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