Seiko Cal. 6644 - 396

This Hand-Winding model from 1981 features a 44mm Two-Tone case. Powered by the 6644 caliber with 35j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-80bdb7b58ce8]

Also known as: Silverwave, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1981

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