Seiko Cal. 4530 - 816

The 4530-816 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4530 caliber with 27j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-dcfe55db3e70]

Also known as: Tuna, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

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