SEIKO PRECISION (Hong Kong) Ltd.

Ø17.50 ~ Ø50.00 mm

BTA 002G	Ø17.50 mm	Ø17.24 mm	6.50 mm	Slant	Gold	Metal Back Cover	N
BTA 002S	Ø17.50 mm	Ø17.24 mm	6.50 mm	Slant	Silver	Metal Back Cover	N
BSA 905G	Ø35.00 mm	Ø31.05 mm	7.50 mm	Curve	Gold	Metal Back Cover	N
BSA 905S	Ø35.00 mm	Ø31.05 mm	7.50 mm	Curve	Silver	Metal Back Cover	N
BSA 914G	Ø39.00 mm	Ø35.50 mm	7.50 mm	Curve	Gold	Rubber Ring	N
BSA 914S	Ø39.00 mm	Ø35.50 mm	7.50 mm	Curve	Silver	Rubber Ring	N
BSA 041G	Ø24.50 mm	Ø23.65 mm	6.0 mm	Curve	Gold	Rubber Ring	N
BSA 041S	Ø24.50 mm	Ø23.65 mm	6.0 mm	Curve	Silver	Rubber Ring	N
BSA 411G	Ø30.00 mm	Ø28.40 mm	7.50 mm	Curve	Gold	Rubber Ring	N
BSA 411S	Ø30.00 mm	Ø28.40 mm	7.50 mm	Curve	Silver	Rubber Ring	N
BSA 911G	Ø30.00 mm	Ø28.40 mm	7.50 mm	Slant	Gold	Rubber Ring	N
BSA 911S	Ø30.00 mm	Ø28.40 mm	7.50 mm	Slant	Silver	Rubber Ring	N

B.H.=Battery Hatch

I=Insulator

N=Normal

Ø51.00 ~ Ø85.00 mm

BKA 002S	Ø72.0 mm	Ø70.0 mm	13.5 mm	Curve	Silver	Rubber Ring	N
BKA 003S	Ø17.50 mm	Ø17.24 mm	6.50 mm	Slant	Silver	Metal Back Cover	N
BKA 901S	Ø35.00 mm	Ø31.05 mm	7.50 mm	Curve	Gold	Metal Back Cover	N
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*BTP515(W/Alarm)	Ø51.0 mm	Ø47.3 mm	17.5 mm	Slant	Gold	Rubber Ring	N
*BHQ852 (W/o Alarm)	Ø85.0 mm	Ø84.0 mm	Contact Us	Slant	Silver	Metal Springs	-
*BHQ850(W/Alarm)	Ø85.0 mm	Ø84.0 mm	Contact Us	Slant	Silver	Metal Springs	-

*Clock Movement Applied On This Model

B.H.=Battery Hatch

I=Insulator

N=Normal