Seiko Cal. 5685 - 221

The Seiko 5685-221 represents an important milestone in Seiko's 1967 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-1e4318f7e9c0]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1967

Related Models

• Seiko 6633-496
• Seiko 4493-195
• Seiko 6288-279
• Seiko 0726-305
• Seiko 6269-239
• Seiko 3819-241
• Seiko 5618-204
• Seiko 4487-666
• Seiko 6227-553
• Seiko 5632-383
• Seiko 6134-138
• Seiko 5253-954