Seiko Cal. 6312 - 221

The Seiko 6312-221 represents an important milestone in Seiko's 1986 lineup. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-0fea7837de85]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1986

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