Seiko Cal. 6320 - 187

The Seiko 6320-187 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-f8df81fe852a]

Also known as: Monster, Bullhead

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1967

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