Seiko Cal. 6377 - 147

The Seiko 6377-147 represents an important milestone in Seiko's 1987 lineup. Powered by the 6377 caliber with 31j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-50b6210246bd]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1987

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