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Round|Lab Grown|IGI

0.99ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG817646528

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817646528

Diamond specifications and retailer prices

From $235 AUD
$165 USD
As of October 28, 2026
Save $711 AUD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $946 AUD at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817646528 or 817646528. Listed at 6 retailers as of October 28, 2026, with prices from $235 to $946, a $711 spread on the same certified stone. Frank Darling lists it at $946. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817646528
Dimensions6.36 × 6.41 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.36 mm6.41 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817646528
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $946 AUD|Low: $164 AUD|High: $946 AUD|Avg: $582 AUD|+0.2%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 27, 2026
Retailer 2$235 AUD
Retailer 4$366 AUD
Retailer 5$428 AUD
Retailer 8$444 AUD
Retailer 3$576 AUD
Retailer 6$793 AUD
Retailer 7$908 AUD
Frank Darling$946 AUD

9 data points across 8 retailers

6 retailers$235 AUD to $946 AUD

A
Cheapest Retailer
-
$235 AUD
$165 USD
Final sale: no returns
Retailer 2
-
$255 AUD
$179 USD
View
Price last confirmed 45 days ago
B+
Retailer 3
-
$366 AUD
$257 USD
View
Retailer 4
-
$576 AUD
$405 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$793 AUD
$557 USD
View
Price last confirmed 45 days ago
Most Expensive
B
Frank Darling
100754664004KD · Oct 30
$946 AUD
$664 USD
View
5 more retailers have this diamond
Prices start from $235 AUDSave up to $711 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
0.99ct Round
$235 AUD