Seiko Cal. 6641 - 357

The Seiko 6641-357 represents an important milestone in Seiko's 1996 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b7bc865dd5b1]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1996

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