The Seiko Almanac · by Tiny Hour Tales
Model referenceCal. 2320

Seiko BQC813

ブレスレット (bracelet) · catalogued in 1979

Case
SGP
Dial
brown
List price
¥28,000
Seiko BQC813 as pictured in the Seiko V2, page 64
From the 1979 Seiko catalogue, page 64View Page

Identifiers

Caliber
2320
Case–dial code
526-039

From the catalogue

Dial
brown
Case
SGP
Bracelet
XHS36S
List price
¥28,000
Specs
クオーツ · ハードレックス

Hardlex crystal; ★ printed next to the case code

Appears in

Available at Tiny Hour Tales

Same caliber, in the shop now

Not this exact reference — but the shop’s listing names the same 2320 movement.