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Round|Lab Grown|IGI

0.90ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG612341034

Shape and cutting style on the report: Round brilliant

Certificate IGI LG612341034

Diamond specifications and retailer prices

From $298 AUD
$209 USD
As of October 26, 2026
Save $1,443 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,740 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG612341034 or 612341034. Listed at 19 retailers as of October 26, 2026, with prices from $298 to $1,740, a $1,443 spread on the same certified stone. Reve Diamonds lists it at $1,740. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.90
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612341034
Dimensions6.13 × 6.06 × 3.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.13 mm6.06 mm0.90 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612341034
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,186 AUD|Low: $286 AUD|High: $1,497 AUD|Avg: $694 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 12$298 AUD
Retailer 7$345 AUD
Retailer 5$369 AUD
Retailer 11$369 AUD
Retailer 3$414 AUD
Retailer 13$584 AUD
Retailer 10$625 AUD
Retailer 4$635 AUD
Retailer 9$679 AUD
Retailer 6$698 AUD
Retailer 8$711 AUD
Retailer 1$1,186 AUD
Retailer 2$1,190 AUD
Retailer 14$1,486 AUD

40 data points across 14 retailers

19 retailers$298 AUD to $1,740 AUD

A
Cheapest Retailer
-
$298 AUD
$209 USD
A
Retailer 2
-
$333 AUD
$234 USD
View
Final sale: no returns
A
Retailer 3
-
$345 AUD
$242 USD
View
Retailer 4
-
$369 AUD
$259 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
$369 AUD
$259 USD
View
A
Retailer 6
-
$414 AUD
$291 USD
View
A
Retailer 7
-
$419 AUD
HK$2,300 HKD
View
B+
Retailer 8
-
$584 AUD
$410 USD
View
B+
Retailer 9
-
$625 AUD
€418 EUR
View
B+
Retailer 10
-
$635 AUD
$446 USD
View
B+
Retailer 11
-
$679 AUD
£376 GBP
View
B
Retailer 12
-
$698 AUD
$490 USD
View
B+
Retailer 13
-
$711 AUD
£393 GBP
View
B
Retailer 14
-
$1,000 AUD
SGD 949 SGD
View
B
Retailer 15
-
$1,186 AUD
$833 USD
View
B
Retailer 16
-
$1,190 AUD
$836 USD
View
B
Retailer 17
-
$1,262 AUD
$886 USD
View
Retailer 18
-
$1,486 AUD
£822 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Reve Diamonds
461A4A6BD · Oct 30
$1,740 AUD
$1,222 USD
View
18 more retailers have this diamond
Prices start from $298 AUDSave up to $1,443 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.90ct Round
$298 AUD