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Oval|Lab Grown|IGI

1.37ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG668432787

Certificate IGI LG668432787

Diamond specifications and retailer prices

From $267 USD
Save $3,323 USD (93%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,590 USD at Brilliant Earth
View at Brilliant Earth

About this 1.37ct lab-grown oval diamond

This 1.37ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668432787 or 668432787. Listed at 26 retailers, with prices from $267 to $3,590 at Brilliant Earth, a $3,323 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

1.37
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668432787
Dimensions9.19 × 6.24 × 3.81 mm
L/W Ratio1.47
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
9.19 mm6.24 mm1.37 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668432787
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.1%

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: $3,590 USD|Low: $212 USD|High: $3,670 USD|Avg: $940 USD|-2.2%
Brilliant Earth
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Retailer 25
October 1, 2026
Retailer 7$267 USD
Retailer 20$298 USD
Retailer 4$309 USD
Retailer 9$326 USD
Retailer 16$384 USD
Retailer 19$384 USD
Retailer 3$537 USD
Retailer 2$565 USD
Retailer 6$587 USD
Retailer 21$617 USD
Retailer 12$630 USD
Retailer 11$649 USD
Retailer 10$735 USD
Retailer 24$803 USD
Retailer 15$907 USD
Retailer 14$928 USD
Retailer 8$963 USD
Retailer 25$1,063 USD
Retailer 17$1,114 USD
Retailer 5$1,117 USD
Retailer 22$1,341 USD
Retailer 18$1,406 USD
Retailer 13$1,451 USD
Retailer 23$1,905 USD
Brilliant Earth$3,590 USD

37 data points across 25 retailers

26 retailers$267 USD to $3,590 USD

A
Cheapest Retailer
-
$267 USD
A
Retailer 2
-
$298 USD
View
A
Retailer 3
-
$309 USD
View
A
Retailer 4
-
$326 USD
View
B+
Retailer 5
-
$384 USD
View
A
Retailer 6
-
$384 USD
HK$3,000 HKD
View
A
Retailer 7
-
$537 USD
€511 EUR
View
A
Retailer 8
-
$565 USD
ZAR 9,121 ZAR
View
A
Retailer 9
-
$587 USD
View
A
Retailer 10
-
$606 USD
£477 GBP
View
Price last confirmed 21 days ago
A
Retailer 11
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$619 USD
£487 GBP
View
A
Retailer 12
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$630 USD
View
A
Retailer 13
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$649 USD
A$998 AUD
View
A
Retailer 14
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$735 USD
View
B+
Retailer 15
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$803 USD
A$1,236 AUD
View
B+
Retailer 16
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$926 USD
View
B+
Retailer 17
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$928 USD
View
B+
Retailer 18
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$963 USD
View
B+
Retailer 19
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$1,063 USD
View
B+
Retailer 20
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$1,114 USD
View
B+
Retailer 21
-
$1,117 USD
SGD 1,509 SGD
View
B+
Retailer 22
-
$1,341 USD
£1,056 GBP
View
B
Retailer 23
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$1,406 USD
View
B
Retailer 24
-
$1,451 USD
A$2,233 AUD
View
B
Retailer 25
-
$1,905 USD
View
Most Expensive
B
Brilliant Earth
13182706A · Oct 1
$3,590 USD
View
25 more retailers have this diamond
Prices start from $267 USDSave up to $3,323 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
1.37ct Oval
$267 USD