Seiko Cal. 5613 - 738

The 5613-738 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5613 caliber with 19j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-57fa785c8da0]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

Related Models

• Seiko 6188-484
• Seiko 6116-319
• Seiko 6651-213
• Seiko 6335-276
• Seiko 6229-279
• Seiko 7049-361
• Seiko 0728-818
• Seiko 7096-121
• Seiko 4460-567
• Seiko 6365-511
• Seiko 6231-613
• Seiko 6191-668