Seiko Cal. 3866 - 275

The Seiko 3866-275 represents an important milestone in Seiko's 1981 lineup. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-03b7ed9efeb0]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1981

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