Seiko Cal. 7173 - 656

The 7173-656 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7173 caliber with 33j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-007ad1f366bc]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1996

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