Seiko Cal. 5693 - 621

The Seiko 5693-621 represents an important milestone in Seiko's 1965 lineup. Powered by the 5693 caliber with 35j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-b5abda3e8e14]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1965

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