Seiko Cal. 6690 - 651

This Hand-Winding model from 1990 features a 45mm PVD Black case. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-51f31f439166]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1990

Related Models

• Seiko 6257-573
• Seiko 3827-560
• Seiko 0739-313
• Seiko 4465-249
• Seiko 7137-104
• Seiko 5255-116
• Seiko 7041-769
• Seiko 6120-972
• Seiko 4593-151
• Seiko 7010-811
• Seiko 4493-654
• Seiko 5213-495