Seiko Cal. 6673 - 636

The Seiko 6673-636 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-f94053526bc2]

Also known as: UFO, Goldfeather

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1974

Related Models

• Seiko 5637-124
• Seiko 7040-156
• Seiko 4544-856
• Seiko 7059-202
• Seiko 6236-568
• Seiko 6356-466
• Seiko 4593-557
• Seiko 6336-802
• Seiko 0724-277
• Seiko 0789-916
• Seiko 6619-419
• Seiko 0723-646