Seiko Cal. 4465 - 640

The 4465-640 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4465 caliber with 34j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-b15cda84015e]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1988

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