Seiko Cal. 5215 - 637

Released in 1968, the Cal. 5215 with design code 637 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-d8e4ae49a174]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

Related Models

• Seiko 6166-559
• Seiko 6186-541
• Seiko 0778-986
• Seiko 4558-650
• Seiko 0714-423
• Seiko 3814-336
• Seiko 7120-696
• Seiko 7151-778
• Seiko 6623-893
• Seiko 3872-330
• Seiko 6636-969
• Seiko 6635-836