Seiko Cal. 6657 - 864

The Seiko 6657-864 represents an important milestone in Seiko's 1988 lineup. It features a Champagne dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-caa1c370422a]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1988

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