Seiko Cal. 6321 - 179

The Seiko 6321-179 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-1b6403be70d8]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1981

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