Seiko Cal. 6649 - 278

This Quartz model from 1987 features a 41mm Two-Tone case. Powered by the 6649 caliber with 30j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-78862861fceb]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1987

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