Seiko Cal. 4550 - 853

The 4550-853 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-b59893101075]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1993

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