Seiko Cal. 5663 - 648

This Automatic model from 1975 features a 34mm Stainless Steel case. Powered by the 5663 caliber with 26j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-ff46ac0aaf22]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1975

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