Seiko Cal. 6644 - 386

Released in 1971, the Cal. 6644 with design code 386 was part of Seiko's domestic market collection. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-58c9baf058bf]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1971

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