Seiko Cal. 4490 - 951

This Hand-Winding model from 1985 features a 42mm Titanium case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-9eeb5e4f7744]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1985

Related Models

• Seiko 7126-837
• Seiko 4432-202
• Seiko 3842-414
• Seiko 5680-119
• Seiko 6639-801
• Seiko 4425-489
• Seiko 6658-752
• Seiko 7156-705
• Seiko 5632-233
• Seiko 6264-771
• Seiko 6113-763
• Seiko 6122-383