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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG769628914

Shape and cutting style on the report: Round brilliant

Certificate IGI LG769628914

Diamond specifications and retailer prices

From $616 NZD
$346 USD
As of October 29, 2026
Save $5,242 NZD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $5,858 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 LG769628914 or 769628914. Listed at 23 retailers as of October 29, 2026, with prices from $616 to $5,858, a $5,242 spread on the same certified stone. Brilliant Earth lists it at $5,858. 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 angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769628914
Dimensions7.81 × 7.84 × 4.79 mm
L/W Ratio1.00
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
7.81 mm7.84 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769628914
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.2%

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: $5,858 NZD|Low: $687 NZD|High: $8,885 NZD|Avg: $2,442 NZD|-34.1%
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 7$687 NZD
Retailer 16$1,033 NZD
Retailer 9$1,230 NZD
Retailer 13$1,234 NZD
Retailer 15$1,312 NZD
Retailer 2$1,368 NZD
Retailer 5$1,373 NZD
Retailer 14$1,583 NZD
Retailer 12$1,773 NZD
Retailer 18$1,857 NZD
Retailer 6$2,167 NZD
Retailer 4$2,443 NZD
Retailer 8$2,530 NZD
Retailer 3$2,884 NZD
Retailer 11$3,001 NZD
Retailer 10$3,234 NZD
Retailer 17$4,603 NZD
Brilliant Earth$5,858 NZD

39 data points across 18 retailers

23 retailers$616 NZD to $5,858 NZD

A
Cheapest Retailer
-
$616 NZD
$346 USD
A
Retailer 2
-
$687 NZD
$386 USD
View
Final sale: no returns
A
Retailer 3
-
$714 NZD
$401 USD
View
A
Retailer 4
-
$764 NZD
$429 USD
View
A
Retailer 5
-
$1,033 NZD
$580 USD
View
A
Retailer 6
-
$1,230 NZD
$691 USD
View
A
Retailer 7
-
$1,234 NZD
€660 EUR
View
A
Retailer 8
-
$1,312 NZD
ZAR 11,907 ZAR
View
A
Retailer 9
-
$1,368 NZD
£605 GBP
View
A
Retailer 10
-
$1,373 NZD
$771 USD
View
A
Retailer 11
-
$1,583 NZD
A$1,368 AUD
View
A
Retailer 12
-
$1,773 NZD
A$1,532 AUD
View
A
Retailer 13
-
$1,857 NZD
$1,043 USD
View
B+
Retailer 14
-
$2,167 NZD
$1,217 USD
View
B+
Retailer 15
-
$2,443 NZD
SGD 1,854 SGD
View
B+
Retailer 16
-
$2,455 NZD
$1,379 USD
View
B+
Retailer 17
-
$2,530 NZD
$1,421 USD
View
B+
Retailer 18
-
$2,690 NZD
$1,511 USD
View
B+
Retailer 19
-
$2,884 NZD
$1,620 USD
View
B+
Retailer 20
-
$3,001 NZD
£1,327 GBP
View
Retailer 21
-
$3,234 NZD
A$2,794 AUD
View
Price last confirmed 29 days ago
B+
Retailer 22
-
$4,603 NZD
$2,585 USD
View
Most Expensive
B
Brilliant Earth
17561786A · Oct 29
$5,858 NZD
$3,290 USD
View
22 more retailers have this diamond
Prices start from $616 NZDSave up to $5,242 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
$616 NZD