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

Seiko BQC854

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

Case
SGP · WR
Dial
gold
List price
¥27,000
Seiko BQC854 as pictured in the Seiko V2, page 67
From the 1979 Seiko catalogue, page 67View Page

Identifiers

Caliber
2320
Case–dial code
536-058

From the catalogue

Dial
gold
Case
SGP
Bracelet
XDZ29S
Water resist.
Water resistant
List price
¥27,000
Specs
クオーツ · ハードレックス · 日常生活用防水

Hardlex crystal

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.