Seiko Cal. 7074 - 284

The 7074-284 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7074 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-8cc36c845f97]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1992

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