Seiko Cal. 6121 - 357

The 6121-357 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-2c6c5b467fbb]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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