Seiko Cal. 7177 - 347

The 7177-347 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7177 caliber with 24j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-f815cd3a8237]

Also known as: Samurai, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1988

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