Seiko Cal. 5656 - 231

The 5656-231 is a sought-after Solar piece from Seiko's golden era. Powered by the 5656 caliber with 17j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-30925757d3ad]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1998

Related Models

• Seiko 6235-894
• Seiko 6214-185
• Seiko 3898-745
• Seiko 0724-480
• Seiko 4569-947
• Seiko 5247-152
• Seiko 4436-690
• Seiko 4547-100
• Seiko 6129-597
• Seiko 6169-757
• Seiko 4467-373
• Seiko 4414-722