Seiko Cal. 5256 - 538

The Seiko 5256-538 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-70f1b7a7abc2]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

Related Models

• Seiko 6115-386
• Seiko 6237-376
• Seiko 5661-617
• Seiko 6697-137
• Seiko 6260-219
• Seiko 4430-354
• Seiko 6176-608
• Seiko 6220-688
• Seiko 5668-154
• Seiko 7032-274
• Seiko 6334-865
• Seiko 3827-382