Seiko Cal. 6649 - 257

This Spring Drive model from 1994 features a 34mm Two-Tone case. Powered by the 6649 caliber with 22j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-b6cab84b75dc]

Also known as: Sportsmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1994

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