Seiko Cal. 5640 - 246

This Solar model from 1996 features a 35mm Gold-Plated case. Powered by the 5640 caliber with 27j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-a243e2b0ccda]

Also known as: Turtle, Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1996

Related Models

• Seiko 6127-783
• Seiko 7055-252
• Seiko 5233-376
• Seiko 6237-257
• Seiko 5635-241
• Seiko 3895-252
• Seiko 5289-539
• Seiko 5665-292
• Seiko 7011-316
• Seiko 6159-571
• Seiko 7074-419
• Seiko 5676-800