Seiko Cal. 6365 - 366

This Spring Drive model from 1968 features a 45mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-06f1af86262e]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

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