Seiko Cal. 7023 - 902

The 7023-902 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7023 caliber with 35j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-c66a38dba8f9]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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