Seiko Cal. 6121 - 942

The 6121-942 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6121 caliber with 30j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-4857df5a2525]

Also known as: Samurai, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1977

Related Models

• Seiko 4564-645
• Seiko 6148-410
• Seiko 5245-468
• Seiko 6189-303
• Seiko 5647-846
• Seiko 7023-669
• Seiko 5641-449
• Seiko 6136-857
• Seiko 5242-259
• Seiko 4565-296
• Seiko 7146-188
• Seiko 6168-605