Seiko Cal. 3816 - 655

The Seiko 3816-655 represents an important milestone in Seiko's 1999 lineup. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-71203525753b]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1999

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