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Heart|Lab Grown|IGI

0.91ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG613382974

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG613382974

Diamond specifications and retailer prices

From $199 AUD
$140 USD
As of October 30, 2026
Save $958 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,157 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart 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 LG613382974 or 613382974. Listed at 16 retailers as of October 30, 2026, with prices from $199 to $1,157, a $958 spread on the same certified stone. MOH London lists it at $1,157. 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

0.91
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613382974
Dimensions6.19 × 6.74 × 3.83 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.19 mm6.74 mm0.91 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613382974
Side View
Table 56.0%Crown 33.3°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 56.8%

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 30
Current: $1,157 AUD|Low: $199 AUD|High: $1,871 AUD|Avg: $552 AUD|-38.2%
MOH London
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
Retailer 16
November 1, 2026
Retailer 15$199 AUD
Retailer 12$232 AUD
Retailer 3$248 AUD
Retailer 4$248 AUD
Retailer 14$328 AUD
Retailer 6$376 AUD
Retailer 9$410 AUD
Retailer 2$420 AUD
Retailer 7$461 AUD
Retailer 11$509 AUD
Retailer 5$698 AUD
Retailer 8$769 AUD
Retailer 16$796 AUD
Retailer 10$811 AUD
Retailer 13$840 AUD
MOH London$1,157 AUD

36 data points across 16 retailers

16 retailers$199 AUD to $1,157 AUD

A
Cheapest Retailer
-
$199 AUD
$140 USD
A
Retailer 2
-
$232 AUD
$163 USD
View
A
Retailer 3
-
$248 AUD
$174 USD
View
Retailer 4
-
$248 AUD
$174 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$328 AUD
£182 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
$376 AUD
$264 USD
View
A
Retailer 7
-
$410 AUD
€274 EUR
View
B+
Retailer 8
-
$420 AUD
£232 GBP
View
B+
Retailer 9
-
$461 AUD
$324 USD
View
B+
Retailer 10
-
$509 AUD
£282 GBP
View
B
Retailer 11
-
$698 AUD
$490 USD
View
B
Retailer 12
-
$769 AUD
$540 USD
View
B
Retailer 13
-
$796 AUD
$559 USD
View
B
Retailer 14
-
$811 AUD
$570 USD
View
B
Retailer 15
-
$840 AUD
$590 USD
View
Most Expensive
B
MOH London
LG613382974 · Nov 1
$1,157 AUD
£640 GBP
View
15 more retailers have this diamond
Prices start from $199 AUDSave up to $958 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
0.91ct Heart
$199 AUD