Seiko Cal. 0728 - 544

The 0728-544 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-faf8cd3ae019]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1966

Related Models

• Seiko 7176-339
• Seiko 3831-608
• Seiko 4483-801
• Seiko 6174-832
• Seiko 0746-229
• Seiko 5223-375
• Seiko 5657-869
• Seiko 7166-796
• Seiko 6689-235
• Seiko 7027-976
• Seiko 6227-629
• Seiko 5663-322