Seiko Cal. 6377 - 766

Released in 1981, the Cal. 6377 with design code 766 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-0d0ce2aff15a]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1981

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