Seiko Cal. 6271 - 861

Released in 1977, the Cal. 6271 with design code 861 was part of Seiko's domestic market collection. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-58ecf4ff92f9]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

Related Models

• Seiko 7090-510
• Seiko 3855-440
• Seiko 4549-596
• Seiko 4415-219
• Seiko 5289-934
• Seiko 0737-402
• Seiko 6147-297
• Seiko 6246-387
• Seiko 5651-296
• Seiko 3866-739
• Seiko 6221-552
• Seiko 4426-540