Seiko Cal. 6644 - 252

The Seiko 6644-252 represents an important milestone in Seiko's 1969 lineup. It features a Silver dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-ef2232bd7b33]

Also known as: Rally, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1969

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