Seiko Cal. 6377 - 660

Released in 1986, the Cal. 6377 with design code 660 was part of Seiko's domestic market collection. It features a Cream dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-edd54107bd70]

Also known as: Turtle, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1986

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