Seiko Cal. 6237 - 940

Released in 1975, the Cal. 6237 with design code 940 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-c024685aff71]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1975

Related Models

• Seiko 0763-345
• Seiko 3817-902
• Seiko 6158-553
• Seiko 4522-950
• Seiko 6211-277
• Seiko 4431-621
• Seiko 4437-909
• Seiko 4580-508
• Seiko 5656-199
• Seiko 7114-272
• Seiko 6352-714
• Seiko 5249-553