Seiko Cal. 6243 - 657

The 6243-657 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-efc536b4fec7]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1973

Related Models

• Seiko 5671-780
• Seiko 0778-883
• Seiko 3826-594
• Seiko 6398-266
• Seiko 6693-297
• Seiko 6363-140
• Seiko 4511-771
• Seiko 0763-595
• Seiko 4517-315
• Seiko 3879-905
• Seiko 6378-233
• Seiko 7029-224