Seiko Cal. 5653 - 370

The 5653-370 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5653 caliber with 33j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-8d823b0f7262]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1969

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