Seiko Cal. 7140 - 658

The 7140-658 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7140 caliber with 32j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-2734c3c34cba]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1998

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