Seiko Cal. 5666 - 363

The 5666-363 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-eb841b13def4]

Also known as: Bullhead, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1998

Related Models

• Seiko 6212-708
• Seiko 6699-623
• Seiko 3815-152
• Seiko 7068-356
• Seiko 3882-624
• Seiko 4422-994
• Seiko 6179-436
• Seiko 5279-511
• Seiko 6151-789
• Seiko 4544-276
• Seiko 7145-853
• Seiko 5260-387