Seiko Cal. 0740 - 274

The 0740-274 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0740 caliber with 36j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-5a6835060368]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1997

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