Seiko Cal. 5231 - 274

The Seiko 5231-274 represents an important milestone in Seiko's 1968 lineup. Powered by the 5231 caliber with 25j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-2b3daa88dbf7]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1968

Related Models

• Seiko 7191-929
• Seiko 5625-269
• Seiko 6231-221
• Seiko 3892-234
• Seiko 5637-255
• Seiko 6638-118
• Seiko 4458-531
• Seiko 5270-496
• Seiko 4514-505
• Seiko 5219-636
• Seiko 7083-354
• Seiko 0744-153