Seiko Cal. 6131 - 557

The Seiko 6131-557 represents an important milestone in Seiko's 1992 lineup. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-e56f75c6ea37]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1992

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