Seiko Cal. 3879 - 421

The Seiko 3879-421 represents an important milestone in Seiko's 1996 lineup. It features a White dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-fe76aab6d8c2]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1996

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