Seiko Cal. 6653 - 975

The Seiko 6653-975 represents an important milestone in Seiko's 1967 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-4976fe786331]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1967

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