Seiko Cal. 5615 - 680

Released in 1978, the Cal. 5615 with design code 680 was part of Seiko's domestic market collection. Powered by the 5615 caliber with 21j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-8a8dc770d874]

Also known as: Pogue, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1978

Related Models

• Seiko 4564-457
• Seiko 4576-172
• Seiko 3890-256
• Seiko 5216-812
• Seiko 6613-910
• Seiko 5212-811
• Seiko 4452-470
• Seiko 5280-644
• Seiko 4531-146
• Seiko 6623-367
• Seiko 7067-266
• Seiko 3879-624