Seiko Cal. 3817 - 753

This Solar model from 1966 features a 41mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-9f118cbf12d8]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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