Seiko Cal. 3866 - 526

The Seiko 3866-526 represents an important milestone in Seiko's 1998 lineup. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-1a1b7382007f]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1998

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