Seiko Cal. 3816 - 710

Released in 1976, the Cal. 3816 with design code 710 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-75fd212aecd3]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1976

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