Seiko Cal. 7090 - 850

The 7090-850 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-b5f32df56ce8]

Also known as: Monster, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

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