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NATURAL VS LAB-GROWN DIAMONDS : WHAT YOU NEED TO KNOW

Here at Mario B Jewellery, we have always been passionate [...]

NATURAL VS LAB-GROWN DIAMONDS : WHAT YOU NEED TO KNOWmariob jewellery2025-09-15T23:04:10+00:00

MARIO Baroud (Principal)
Goldsmith/Silversmith/
Jeweller/Jewellery designer & sculptor.

Over 35 years of experience

Contacts:

02 9743 4328
0400 456782
info@mariobjewellery.com.au

Store Address:

Shop 6/90 Tennyson RD, Mortlake, NSW , 2137, Australia

Store Hours:

MONDAY : CLOSED
TUESDAY : 9:30am – 5:30pm (Appointment preferred)
WEDNESDAY : 9:30am – 5:30pm (Appointment preferred)
THURSDAY : 11:00am – 5:30pm (Appointment preferred) 5:30pm – 8:00pm (By appointment only)
FRIDAY : 9:30am – 5:30pm (Appointment preferred)
SATURDAY : 9:30am – 3:00pm (Appointment preferred)
SUNDAY : CLOSED

Closed on all public holidays including Christmas day/New years eve and New years day

MARIO BAROUD –
Goldsmith/Silversmith/Jeweller/Jewellery designer & sculptor.

Book an Appointment

AUSTRALIA/UK	ITALY	USA/CANADA	EUROPEAN(CIRCUMFERENCE MM)
F	4	3	44.2
F 1/2	5	3 ¼	44.8
G	5.5	3 ½	45.5
G ½	6	3 ¾	46
H	7	3 ¾	47
H ½	7.5	5	47.5
I	8	4 ¼	48
	8.5	4 ½	48.5
J	9	4 ¾	49
J ½	9.5	5	50
K	10	5 ¼	50.5
K ½	11	5 ½	51
L	11.5	5 ¾	52
L ½	12	6	52.5
M	13	6 ¼	53
M ½	13.5	6 ½	53.5
N	14	6 ¾	54
N ½	14.5	7	55
O	15	7 ¼	55.5
O ½	16	7 ½	56
P	16.5	7 ¾	57
P ½	17	8	57.5
Q	18	8 ¼	58
Q ½	18.5	8 ½	58.5
R	19	8 ¾	59
R ½	19.5	9	60
S	20	9 ¼	60.5
S ½	21	9 ½	61
T	21.5	9 ¾	62
T ½	22	10	62.5
U	23	10 ¼	63
U ½	23.5	10 ½	64
V	24	10 ¾	64.5
V ½	24.5	11	65
W	25.5	11 ¼	65.5
W ½	26	11 ¾	67
X 1/2	27.5	12	67.5
Y	28	12 ¼	68
Y ½	28.5	12 ½	68.5
Z	29	12 ¾	69
Z + 1	30.5	13 ¼	70.5
Z + 2	31.5	13 ¾	71.5