Seiko Cal. 0721 - 653

The Seiko 0721-653 represents an important milestone in Seiko's 1967 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-435b78335fe8]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1967

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