Seiko Cal. 0727 - 146

The Seiko 0727-146 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-84d8f469f001]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1974

Related Models

• Seiko 3868-552
• Seiko 3856-278
• Seiko 5686-475
• Seiko 4592-871
• Seiko 6234-164
• Seiko 7118-414
• Seiko 6697-673
• Seiko 4564-541
• Seiko 4526-534
• Seiko 7171-524
• Seiko 6132-965
• Seiko 6171-891