Seiko Cal. 6646 - 284

The Seiko 6646-284 represents an important milestone in Seiko's 1977 lineup. It features a Cream dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-5e3953709f4a]

Also known as: Monster, Pogue

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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