Seiko Cal. 6627 - 531

The Seiko 6627-531 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-3cab10d899f8]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

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