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Oval|Lab Grown|IGI

1.83ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG837655279

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837655279

Diamond specifications and retailer prices

From $1,577 NZD
$889 USD
As of October 30, 2026
Save $7,507 NZD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,084 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.83ct lab-grown oval diamond

This 1.83ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837655279 or 837655279. Listed at 14 retailers as of October 29, 2026, with prices from $1,577 to $9,084, a $7,507 spread on the same certified stone. Brilliant Earth lists it at $9,084. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837655279
Dimensions10.01 × 6.89 × 4.30 mm
L/W Ratio1.45
Girdle conditionFaceted
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
10.01 mm6.89 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837655279
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 40.4°Culet: NoneDepth 62.4%

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: $9,084 NZD|Low: $1,577 NZD|High: $9,084 NZD|Avg: $3,797 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
Retailer 15
October 30, 2026
Retailer 15$1,577 NZD
Retailer 2$1,805 NZD
Retailer 11$1,828 NZD
Retailer 7$2,342 NZD
Retailer 8$2,508 NZD
Retailer 5$2,590 NZD
Retailer 4$2,850 NZD
Retailer 10$3,006 NZD
Retailer 14$3,889 NZD
Retailer 12$5,218 NZD
Retailer 13$5,484 NZD
Retailer 3$5,500 NZD
Retailer 6$5,654 NZD
Retailer 9$6,163 NZD
Brilliant Earth$9,084 NZD

13 data points across 15 retailers

14 retailers$1,577 NZD to $9,084 NZD

A
Cheapest Retailer
-
$1,577 NZD
$889 USD
Final sale: no returns
A
Retailer 2
-
$1,805 NZD
£801 GBP
View
A
Retailer 3
-
$1,828 NZD
$1,030 USD
View
B+
Retailer 4
-
$2,342 NZD
$1,320 USD
View
B+
Retailer 5
-
$2,508 NZD
£1,113 GBP
View
B+
Retailer 6
-
$2,850 NZD
$1,606 USD
View
B+
Retailer 7
-
$3,006 NZD
ZAR 27,368 ZAR
View
B
Retailer 8
-
$3,889 NZD
$2,192 USD
View
B
Retailer 9
-
$5,218 NZD
$2,941 USD
View
B
Retailer 10
-
$5,484 NZD
$3,091 USD
View
B
Retailer 11
-
$5,500 NZD
SGD 4,189 SGD
View
B
Retailer 12
-
$5,654 NZD
$3,187 USD
View
B
Retailer 13
-
$6,163 NZD
£2,735 GBP
View
Most Expensive
B
Brilliant Earth
22228438A · Oct 29
$9,084 NZD
$5,120 USD
View
13 more retailers have this diamond
Prices start from $1,577 NZDSave up to $7,507 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
1.83ct Oval
$1,577 NZD