Seiko Cal. 7128 - 865

The Seiko 7128-865 represents an important milestone in Seiko's 1981 lineup. Powered by the 7128 caliber with 34j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-fdb06b5f6707]

Also known as: Bellmatic, Arnie

Specifications

Movement

Quartz

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

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

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