Seiko Cal. 6634 - 359

The Seiko 6634-359 represents an important milestone in Seiko's 1988 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-8cbf818a910d]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1988

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