Seiko Cal. 6644 - 231

The 6644-231 is a sought-after Solar piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-c30cb728ddcd]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1979

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