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Oval|Lab Grown|IGI

1.83ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG731540456

Certificate IGI LG731540456

Diamond specifications and retailer prices

From $638 USD
Save $5,542 USD (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $6,180 USD at Brilliant Earth
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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731540456 or 731540456. Listed at 27 retailers, with prices from $638 to $6,180 at Brilliant Earth, a $5,542 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731540456
Dimensions9.62 × 6.88 × 4.35 mm
L/W Ratio1.40
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
9.62 mm6.88 mm1.83 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731540456
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $6,180 USD|Low: $504 USD|High: $6,180 USD|Avg: $1,877 USD
Brilliant Earth
Retailer 2
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Retailer 25
October 1, 2026
Retailer 23$638 USD
Retailer 7$695 USD
Retailer 17$714 USD
Retailer 15$730 USD
Retailer 6$741 USD
Retailer 2$845 USD
Retailer 21$915 USD
Retailer 8$998 USD
Retailer 20$1,060 USD
Retailer 9$1,126 USD
Retailer 22$1,180 USD
Retailer 3$1,334 USD
Retailer 11$1,542 USD
Retailer 19$1,593 USD
Retailer 24$1,849 USD
Retailer 5$2,082 USD
Retailer 10$2,301 USD
Retailer 13$2,481 USD
Retailer 18$2,556 USD
Retailer 4$2,575 USD
Retailer 12$2,593 USD
Retailer 16$2,778 USD
Retailer 14$3,153 USD
Retailer 25$3,270 USD
Brilliant Earth$6,180 USD

24 data points across 25 retailers

27 retailers$638 USD to $6,180 USD

A
Cheapest Retailer
-
$638 USD
A
Retailer 2
-
$695 USD
View
A
Retailer 3
-
$714 USD
View
A
Retailer 4
-
$730 USD
View
A
Retailer 5
-
$741 USD
View
A
Retailer 6
-
$845 USD
£665 GBP
View
A
Retailer 7
-
$915 USD
View
A
Retailer 8
-
$998 USD
View
A
Retailer 9
-
$1,060 USD
View
A
Retailer 10
-
$1,126 USD
€1,072 EUR
View
A
Retailer 11
-
$1,180 USD
£929 GBP
View
B+
Retailer 12
-
$1,334 USD
ZAR 21,549 ZAR
View
B+
Retailer 13
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$1,498 USD
View
B+
Retailer 14
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$1,542 USD
View
B+
Retailer 15
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$1,593 USD
View
B+
Retailer 16
-
$1,849 USD
A$2,845 AUD
View
B+
Retailer 17
-
$2,082 USD
View
B
Retailer 18
-
$2,301 USD
£1,812 GBP
View
B+
Retailer 19
-
$2,481 USD
A$3,817 AUD
View
B
Retailer 20
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$2,556 USD
View
B
Retailer 21
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$2,593 USD
View
B
Retailer 22
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$2,625 USD
View
B
Retailer 23
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$2,628 USD
View
B
Retailer 24
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$2,778 USD
View
B
Retailer 25
-
$3,153 USD
£2,483 GBP
View
B
Retailer 26
-
$3,270 USD
View
Most Expensive
B
Brilliant Earth
15662110A · Sep 29
$6,180 USD
View
26 more retailers have this diamond
Prices start from $638 USDSave up to $5,542 USD

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.

A
1.83ct Oval
$638 USD