Seiko Cal. 3817 - 951

This Hand-Winding model from 1999 features a 34mm Titanium case. Powered by the 3817 caliber with 23j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-9a9fa16680f1]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1999

Related Models

• Seiko 5672-518
• Seiko 4599-879
• Seiko 4552-512
• Seiko 5292-556
• Seiko 6219-592
• Seiko 6163-506
• Seiko 7018-166
• Seiko 6125-255
• Seiko 6280-826
• Seiko 0747-735
• Seiko 7070-153
• Seiko 5295-987