Seiko Cal. 5661 - 207

The Seiko 5661-207 represents an important milestone in Seiko's 1987 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-cd31a88ef923]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1987

Related Models

• Seiko 4523-913
• Seiko 5229-588
• Seiko 7038-601
• Seiko 4591-962
• Seiko 7122-935
• Seiko 7042-185
• Seiko 4592-657
• Seiko 7030-214
• Seiko 6348-491
• Seiko 0744-981
• Seiko 4536-218
• Seiko 5649-479