Seiko Cal. 5690 - 387

The 5690-387 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5690 caliber with 35j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-f2172b2d1f8e]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1989

Related Models

• Seiko 5229-885
• Seiko 6116-698
• Seiko 6150-166
• Seiko 6168-969
• Seiko 6111-284
• Seiko 3834-601
• Seiko 0794-966
• Seiko 4532-161
• Seiko 4435-735
• Seiko 4513-195
• Seiko 3865-543
• Seiko 7157-136