Seiko Cal. 7187 - 511

The Seiko 7187-511 represents an important milestone in Seiko's 1997 lineup. Powered by the 7187 caliber with 28j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-47166d252ef9]

Also known as: Turtle, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1997

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