Seiko Cal. 5654 - 363

The 5654-363 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5654 caliber with 24j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-79084f33c654]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1971

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