Seiko Cal. 6177 - 387

The 6177-387 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6177 caliber with 21j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-db1178dad085]

Also known as: Goldfeather, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1992

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