Seiko Cal. 3810 - 679

This Spring Drive model from 1977 features a 43mm Two-Tone case. Powered by the 3810 caliber with 36j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-eb2aaa55b84a]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1977

Related Models

• Seiko 7162-335
• Seiko 6694-103
• Seiko 5639-504
• Seiko 3849-295
• Seiko 6145-624
• Seiko 5245-862
• Seiko 4515-298
• Seiko 6310-960
• Seiko 3824-257
• Seiko 3849-585
• Seiko 6244-323
• Seiko 5290-305