Seiko Cal. 3877 - 412

This Solar model from 1977 features a 38mm Titanium case. Powered by the 3877 caliber with 31j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-a5cbe8742c34]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1977

Related Models

• Seiko 3879-482
• Seiko 6258-294
• Seiko 3836-726
• Seiko 6119-283
• Seiko 7141-557
• Seiko 5686-799
• Seiko 5637-161
• Seiko 5235-729
• Seiko 5645-538
• Seiko 0712-643
• Seiko 6676-298
• Seiko 6341-814