Seiko Cal. 7143 - 827

The 7143-827 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7143 caliber with 36j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-c7b80bdf323a]

Also known as: Samurai, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1970

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