Seiko Cal. 4494 - 823

This Spring Drive model from 1965 features a 37mm Titanium case. Powered by the 4494 caliber with 27j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-a2df73bd67b6]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1965

Related Models

• Seiko 5271-943
• Seiko 6297-693
• Seiko 7048-224
• Seiko 7048-260
• Seiko 6627-224
• Seiko 5693-481
• Seiko 7094-410
• Seiko 4428-434
• Seiko 6224-453
• Seiko 4560-996
• Seiko 3878-337
• Seiko 7023-904