Seiko Cal. 5661 - 601

The 5661-601 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5661 caliber with 34j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-6ce0bc67d53b]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1993

Related Models

• Seiko 7122-716
• Seiko 7075-733
• Seiko 7028-167
• Seiko 6237-694
• Seiko 6114-756
• Seiko 6298-511
• Seiko 5229-883
• Seiko 6226-129
• Seiko 3868-841
• Seiko 5295-758
• Seiko 4526-609
• Seiko 3824-243