Seiko Cal. 5621 - 703

The Seiko 5621-703 represents an important milestone in Seiko's 1988 lineup. Powered by the 5621 caliber with 17j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-94ad3762bfbb]

Also known as: Turtle, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1988

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