Seiko Cal. 3817 - 516

Released in 1994, the Cal. 3817 with design code 516 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-bb61cde854d3]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1994

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