Seiko Cal. 7090 - 175

The 7090-175 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7090 caliber with 20j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-b7dc3b807c16]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1997

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