Seiko Cal. 6653 - 977

The Seiko 6653-977 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-b706f9cc9872]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1971

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