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Round|Lab Grown|IGI

1.01ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG818632203

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818632203

Diamond specifications and retailer prices

From $211 AUD
As of November 5, 2026
Save $1,255 AUD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,466 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818632203 or 818632203. Listed at 17 retailers as of November 4, 2026, with prices from $211 to $1,466, a $1,255 spread on the same certified stone. Reve Diamonds lists it at $1,466. 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

1.01
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818632203
Dimensions6.42 × 6.39 × 3.98 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.42 mm6.39 mm1.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818632203
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
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: Nov 5
Current: $513 AUD|Low: $199 AUD|High: $1,466 AUD|Avg: $538 AUD|+1.1%
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
Retailer 15
Reve Diamonds
November 5, 2026
Retailer 12$211 AUD
Retailer 3$244 AUD
Retailer 10$257 AUD
Retailer 14$261 AUD
Retailer 2$397 AUD
Retailer 8$447 AUD
Retailer 13$451 AUD
Retailer 4$481 AUD
Retailer 1$513 AUD
Retailer 7$579 AUD
Retailer 6$686 AUD
Retailer 11$690 AUD
Retailer 15$841 AUD
Retailer 5$920 AUD
Retailer 9$1,219 AUD
Reve Diamonds$1,466 AUD

40 data points across 16 retailers

17 retailers$211 AUD to $1,466 AUD

A
Cheapest Retailer
-
$211 AUD
A
Retailer 2
-
$244 AUD
View
Retailer 3
-
$256 AUD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$257 AUD
View
Final sale: no returns
A
Retailer 5
-
$261 AUD
View
A
Retailer 6
-
$397 AUD
View
A
Retailer 7
-
$447 AUD
View
A
Retailer 8
-
$451 AUD
View
B+
Retailer 9
-
$481 AUD
View
B+
Retailer 10
-
$513 AUD
View
Retailer 11
-
$579 AUD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
$686 AUD
View
B+
Retailer 13
-
$690 AUD
View
B
Retailer 14
-
$841 AUD
View
B
Retailer 15
-
$920 AUD
View
B
Retailer 16
-
$1,219 AUD
View
Most Expensive
B
Reve Diamonds
264BE92C8 · Nov 4
$1,466 AUD
$1,027 USD
View
16 more retailers have this diamond
Prices start from $211 AUDSave up to $1,255 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
1.01ct Round
$211 AUD