Seiko Cal. 6166 - 602

The 6166-602 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6166 caliber with 28j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-f2dfef3aea3e]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1969

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