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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG764669254

Shape and cutting style on the report: Round brilliant

Certificate IGI LG764669254

Diamond specifications and retailer prices

From $1,286 NZD
$722 USD
As of October 29, 2026
Save $7,635 NZD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,920 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.81ct lab-grown round diamond

This 1.81ct 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 LG764669254 or 764669254. Listed at 24 retailers as of October 29, 2026, with prices from $1,286 to $8,920, a $7,635 spread on the same certified stone. Brilliant Earth lists it at $8,920. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764669254
Dimensions7.78 × 7.82 × 4.83 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
7.78 mm7.82 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764669254
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 40.8°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 29
Current: $8,920 NZD|Low: $1,439 NZD|High: $8,920 NZD|Avg: $3,540 NZD
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
October 30, 2026
Retailer 6$1,439 NZD
Retailer 10$1,807 NZD
Retailer 5$1,939 NZD
Retailer 8$2,376 NZD
Retailer 2$2,385 NZD
Retailer 3$2,420 NZD
Retailer 9$2,743 NZD
Retailer 13$3,675 NZD
Retailer 11$3,712 NZD
Retailer 14$4,838 NZD
Retailer 12$4,914 NZD
Retailer 4$5,023 NZD
Retailer 7$5,891 NZD
Brilliant Earth$8,920 NZD

43 data points across 14 retailers

24 retailers$1,286 NZD to $8,920 NZD

A
Cheapest Retailer
-
$1,286 NZD
$722 USD
A
Retailer 2
-
$1,399 NZD
$786 USD
View
A
Retailer 3
-
$1,439 NZD
$808 USD
View
Final sale: no returns
A
Retailer 4
-
$1,492 NZD
$838 USD
View
Retailer 5
-
$1,492 NZD
$838 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,732 NZD
HK$7,600 HKD
View
A
Retailer 7
-
$1,807 NZD
$1,015 USD
View
A
Retailer 8
-
$1,939 NZD
$1,089 USD
View
B+
Retailer 9
-
$2,376 NZD
€1,271 EUR
View
B+
Retailer 10
-
$2,385 NZD
£1,055 GBP
View
B+
Retailer 11
-
$2,397 NZD
$1,346 USD
View
B+
Retailer 12
-
$2,420 NZD
$1,359 USD
View
B+
Retailer 13
-
$2,743 NZD
ZAR 24,884 ZAR
View
B+
Retailer 14
-
$3,675 NZD
$2,064 USD
View
Retailer 15
-
$3,712 NZD
A$3,207 AUD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$4,195 NZD
$2,356 USD
View
B
Retailer 17
-
$4,838 NZD
$2,717 USD
View
B
Retailer 18
-
$4,914 NZD
$2,760 USD
View
B
Retailer 19
-
$5,023 NZD
SGD 3,812 SGD
View
B
Retailer 20
-
$5,089 NZD
$2,858 USD
View
B
Retailer 21
-
$5,093 NZD
$2,861 USD
View
B
Retailer 22
-
$5,143 NZD
$2,889 USD
View
B
Retailer 23
-
$5,891 NZD
£2,605 GBP
View
Most Expensive
B
Brilliant Earth
19055690A · Oct 29
$8,920 NZD
$5,010 USD
View
23 more retailers have this diamond
Prices start from $1,286 NZDSave up to $7,635 NZD

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
1.81ct Round
$1,286 NZD