Seiko Cal. 7171 - 186

The Seiko 7171-186 represents an important milestone in Seiko's 1999 lineup. Powered by the 7171 caliber with 33j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-fd9980f123c0]

Also known as: Monster, World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1999

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