Seiko Cal. 4480 - 328

The 4480-328 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4480 caliber with 22j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-ac8681cbbc51]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1993

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