Seiko Cal. 3810 - 870

The 3810-870 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3810 caliber with 24j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-141e3cfcc0e0]

Also known as: Rally, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1989

Related Models

• Seiko 3811-359
• Seiko 3815-729
• Seiko 6177-506
• Seiko 3824-375
• Seiko 5231-716
• Seiko 5699-354
• Seiko 7117-652
• Seiko 5257-750
• Seiko 6628-112
• Seiko 7091-287
• Seiko 6293-821
• Seiko 6622-246