Seiko Cal. 3888 - 684

This Solar model from 1980 features a 35mm PVD Black case. Powered by the 3888 caliber with 23j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-8d404c11938f]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1980

Related Models

• Seiko 6166-865
• Seiko 6191-844
• Seiko 3832-897
• Seiko 5210-435
• Seiko 4443-296
• Seiko 4429-290
• Seiko 6641-988
• Seiko 6157-730
• Seiko 4477-680
• Seiko 6650-553
• Seiko 6183-356
• Seiko 3873-515