Seiko Cal. 7027 - 810

The 7027-810 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7027 caliber with 17j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-1d53a6c86566]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1991

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