Seiko Cal. 5270 - 491

The 5270-491 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5270 caliber with 20j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-9b05177f3659]

Also known as: Turtle, Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

Related Models

• Seiko 6641-526
• Seiko 5678-349
• Seiko 6692-700
• Seiko 3866-687
• Seiko 6146-134
• Seiko 0760-200
• Seiko 7037-831
• Seiko 3841-467
• Seiko 5630-226
• Seiko 6179-334
• Seiko 6169-578
• Seiko 5272-859