Seiko Cal. 6366 - 491

The Seiko 6366-491 represents an important milestone in Seiko's 1977 lineup. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-39c0bc0e1851]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1977

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