Seiko Cal. 6617 - 656

This Solar model from 1977 features a 37mm Gold-Plated case. With its 21mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-7437baf6475f]

Also known as: Pogue, Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1977

Related Models

• Seiko 0748-723
• Seiko 5212-864
• Seiko 0750-849
• Seiko 6345-243
• Seiko 6691-470
• Seiko 6685-656
• Seiko 0740-808
• Seiko 0768-114
• Seiko 5243-572
• Seiko 6173-510
• Seiko 6171-943
• Seiko 5255-328