Seiko Cal. 6331 - 557

Released in 1997, the Cal. 6331 with design code 557 was part of Seiko's domestic market collection. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-9573ed2bf268]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1997

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