Seiko Cal. 6320 - 617

Released in 1976, the Cal. 6320 with design code 617 was part of Seiko's domestic market collection. Powered by the 6320 caliber with 25j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-191efc2954ea]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1976

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