Seiko Cal. 6177 - 399

The Seiko 6177-399 represents an important milestone in Seiko's 1987 lineup. Powered by the 6177 caliber with 21j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-51eaec5a84c6]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1987

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