Seiko Cal. 6631 - 602

This Automatic model from 1984 features a 34mm Hardlex-Coated Steel case. Powered by the 6631 caliber with 35j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-1d120939cfe4]

Also known as: Panda, Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1984

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