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Heart|Lab Grown|IGI

1.00ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG662486072

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG662486072

Diamond specifications and retailer prices

From $228 AUD
$160 USD
As of October 30, 2026
Save $1,099 AUD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,327 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart 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 LG662486072 or 662486072. Listed at 14 retailers as of October 29, 2026, with prices from $228 to $1,327, a $1,099 spread on the same certified stone. MOH London lists it at $1,327. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662486072
Dimensions5.51 × 7.00 × 4.33 mm
L/W Ratio1.27
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
5.51 mm7.00 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG662486072
Side View
Table 57.0%Crown 35.8°Girdle: STK-THKPavilion 41.5°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 30
Current: $1,327 AUD|Low: $219 AUD|High: $1,336 AUD|Avg: $581 AUD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 10$228 AUD
Retailer 7$265 AUD
Retailer 9$282 AUD
Retailer 11$282 AUD
Retailer 5$339 AUD
Retailer 2$493 AUD
Retailer 3$511 AUD
Retailer 6$536 AUD
Retailer 4$626 AUD
Retailer 8$897 AUD
Retailer 12$908 AUD
MOH London$1,327 AUD

43 data points across 12 retailers

14 retailers$228 AUD to $1,327 AUD

A
Cheapest Retailer
-
$228 AUD
$160 USD
A
Retailer 2
-
$265 AUD
$186 USD
View
A
Retailer 3
-
$282 AUD
$198 USD
View
Retailer 4
-
$282 AUD
$198 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$339 AUD
£187 GBP
View
B+
Retailer 6
-
$456 AUD
$320 USD
View
B+
Retailer 7
-
$493 AUD
£273 GBP
View
B+
Retailer 8
-
$511 AUD
$359 USD
View
B+
Retailer 9
-
$536 AUD
£297 GBP
View
B+
Retailer 10
-
$626 AUD
$440 USD
View
B
Retailer 11
-
$770 AUD
£426 GBP
View
Retailer 12
-
$897 AUD
$630 USD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$908 AUD
$638 USD
View
Most Expensive
B
MOH London
LG662486072 · Oct 29
$1,327 AUD
£734 GBP
View
13 more retailers have this diamond
Prices start from $228 AUDSave up to $1,099 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
1.00ct Heart
$228 AUD