Seiko Cal. 3866 - 836

This Quartz model from 1977 features a 36mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-c60d66d58afa]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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