Seiko Cal. 3893 - 521

The Seiko 3893-521 represents an important milestone in Seiko's 1987 lineup. It features a Silver dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-51d609d715b6]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1987

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