Seiko Cal. 5230 - 121

The 5230-121 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-c75bc2f0585d]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1965

Related Models

• Seiko 6629-724
• Seiko 5693-170
• Seiko 6337-449
• Seiko 3894-227
• Seiko 7026-689
• Seiko 5659-626
• Seiko 6240-195
• Seiko 5281-781
• Seiko 0797-167
• Seiko 7049-201
• Seiko 7142-932
• Seiko 6655-329