Seiko Cal. 4510 - 428

The 4510-428 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4510 caliber with 29j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-62d46e0aea0f]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1976

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