Seiko Cal. 5644 - 267

The Seiko 5644-267 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-507d6976ceb7]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1966

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