Seiko Cal. 6186 - 818

The 6186-818 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6186 caliber with 32j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-1989e90c951a]

Also known as: Turtle, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1975

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