Seiko Cal. 0727 - 131

The 0727-131 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0727 caliber with 27j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-49c0c95a872a]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1972

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