Seiko Cal. 6657 - 463

The Seiko 6657-463 represents an important milestone in Seiko's 1967 lineup. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-e89336888fd3]

Also known as: Shogun, Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1967

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