Seiko Cal. 5682 - 437

This Spring Drive model from 1978 features a 37mm Two-Tone case. It features a Burgundy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-17e185bbe3bd]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1978

Related Models

• Seiko 0720-235
• Seiko 5278-590
• Seiko 4562-915
• Seiko 6272-377
• Seiko 4525-452
• Seiko 4573-559
• Seiko 6394-769
• Seiko 6250-555
• Seiko 6312-238
• Seiko 6383-280
• Seiko 3888-445
• Seiko 3860-590