Seiko Cal. 3877 - 392

The Seiko 3877-392 represents an important milestone in Seiko's 1982 lineup. It features a Silver dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-b8e475609d19]

Also known as: Sportsmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1982

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