Seiko Cal. 7177 - 880

The Seiko 7177-880 represents an important milestone in Seiko's 1978 lineup. Powered by the 7177 caliber with 30j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-b20662220b2e]

Also known as: Pogue, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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