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Round|Lab Grown|IGI

1.80ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG769628912

Shape and cutting style on the report: Round brilliant

Certificate IGI LG769628912

Diamond specifications and retailer prices

From $1,043 AUD
$733 USD
As of October 29, 2026
Save $6,059 AUD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,103 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG769628912 or 769628912. Listed at 24 retailers as of October 29, 2026, with prices from $1,043 to $7,103, a $6,059 spread on the same certified stone. Brilliant Earth lists it at $7,103. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769628912
Dimensions7.76 × 7.82 × 4.82 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.76 mm7.82 mm1.80 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769628912
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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 29
Current: $7,103 AUD|Low: $1,136 AUD|High: $7,103 AUD|Avg: $2,738 AUD|+0.2%
Brilliant Earth
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
October 30, 2026
Retailer 6$1,136 AUD
Retailer 7$1,167 AUD
Retailer 10$1,459 AUD
Retailer 5$1,566 AUD
Retailer 8$1,928 AUD
Retailer 2$1,936 AUD
Retailer 3$1,963 AUD
Retailer 9$2,225 AUD
Retailer 14$2,982 AUD
Retailer 12$3,012 AUD
Retailer 15$3,927 AUD
Retailer 13$3,936 AUD
Retailer 4$4,073 AUD
Retailer 11$4,760 AUD
Brilliant Earth$7,103 AUD

44 data points across 15 retailers

24 retailers$1,043 AUD to $7,103 AUD

A
Cheapest Retailer
-
$1,043 AUD
$733 USD
A
Retailer 2
-
$1,136 AUD
$798 USD
View
A
Retailer 3
-
$1,167 AUD
$820 USD
View
Final sale: no returns
A
Retailer 4
-
$1,210 AUD
$850 USD
View
Retailer 5
-
$1,210 AUD
$850 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,403 AUD
HK$7,700 HKD
View
A
Retailer 7
-
$1,459 AUD
$1,025 USD
View
A
Retailer 8
-
$1,566 AUD
$1,100 USD
View
B+
Retailer 9
-
$1,905 AUD
$1,338 USD
View
B+
Retailer 10
-
$1,928 AUD
€1,290 EUR
View
B+
Retailer 11
-
$1,936 AUD
£1,071 GBP
View
B+
Retailer 12
-
$1,963 AUD
$1,379 USD
View
B+
Retailer 13
-
$2,225 AUD
ZAR 25,255 ZAR
View
B+
Retailer 14
-
$2,982 AUD
$2,095 USD
View
Retailer 15
-
$3,012 AUD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$3,403 AUD
$2,391 USD
View
B
Retailer 17
-
$3,927 AUD
$2,759 USD
View
B
Retailer 18
-
$3,936 AUD
$2,765 USD
View
B
Retailer 19
-
$4,073 AUD
SGD 3,867 SGD
View
B
Retailer 20
-
$4,092 AUD
$2,875 USD
View
B
Retailer 21
-
$4,121 AUD
$2,895 USD
View
B
Retailer 22
-
$4,173 AUD
$2,931 USD
View
B
Retailer 23
-
$4,760 AUD
£2,633 GBP
View
Most Expensive
B
Brilliant Earth
19056703A · Oct 29
$7,103 AUD
$4,990 USD
View
23 more retailers have this diamond
Prices start from $1,043 AUDSave up to $6,059 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
1.80ct Round
$1,043 AUD