Seiko Cal. 3816 - 310

This Solar model from 1981 features a 35mm Stainless Steel case. Powered by the 3816 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-958b988d3f7d]

Also known as: Shogun, Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1981

Related Models

• Seiko 4537-898
• Seiko 5648-580
• Seiko 5244-451
• Seiko 3849-737
• Seiko 5276-461
• Seiko 3877-293
• Seiko 4493-480
• Seiko 5246-209
• Seiko 6634-568
• Seiko 6284-676
• Seiko 7198-699
• Seiko 5213-927