Seiko Cal. 5221 - 231

Released in 1978, the Cal. 5221 with design code 231 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-4c1bbf24da46]

Also known as: Panda, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1978

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