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Oval|Lab Grown|IGI

1.27ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG766669677

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG766669677

Diamond specifications and retailer prices

From $249 USD
As of October 30, 2026
Save $2,801 USD (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,050 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.27ct lab-grown oval diamond

This 1.27ct 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 LG766669677 or 766669677. Listed at 20 retailers as of October 29, 2026, with prices from $249 to $3,050, a $2,801 spread on the same certified stone. Brilliant Earth lists it at $3,050. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766669677
Dimensions6.16 × 6.16 × 3.68 mm
L/W Ratio1.00
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
6.16 mm6.16 mm1.27 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766669677
Side View
Table 63.0%Crown 36.3°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 59.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,050 USD|Low: $216 USD|High: $3,400 USD|Avg: $716 USD|-10.3%
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
Retailer 19
October 30, 2026
Retailer 11$225 USD
Retailer 3$249 USD
Retailer 10$260 USD
Retailer 16$277 USD
Retailer 8$278 USD
Retailer 12$286 USD
Retailer 2$473 USD
Retailer 14$476 USD
Retailer 5$484 USD
Retailer 13$517 USD
Retailer 18$596 USD
Retailer 15$676 USD
Retailer 6$827 USD
Retailer 17$894 USD
Retailer 7$895 USD
Retailer 9$901 USD
Retailer 19$944 USD
Retailer 4$1,118 USD
Brilliant Earth$3,050 USD

31 data points across 19 retailers

20 retailers$249 USD to $3,050 USD

Retailer 1
-
$225 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$249 USD
View
Final sale: no returns
Retailer 3
-
$260 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$277 USD
View
Retailer 5
-
$278 USD
View
Price last confirmed 14 days ago
Retailer 6
-
$278 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
$286 USD
£225 GBP
View
A
Retailer 8
-
$473 USD
View
A
Retailer 9
-
$476 USD
ZAR 7,695 ZAR
View
A
Retailer 10
-
$517 USD
£407 GBP
View
A
Retailer 11
-
$596 USD
View
A
Retailer 12
-
$676 USD
A$1,040 AUD
View
B+
Retailer 13
-
$827 USD
View
B+
Retailer 14
-
$894 USD
View
Retailer 15
-
$895 USD
View
Price last confirmed 15 days ago
B+
Retailer 16
-
$901 USD
SGD 1,218 SGD
View
Retailer 17
-
$915 USD
A$1,408 AUD
View
Price last confirmed 72 days ago
B+
Retailer 18
-
$944 USD
View
B+
Retailer 19
-
$1,118 USD
£880 GBP
View
Most Expensive
B
Brilliant Earth
18040544A · Oct 29
$3,050 USD
View
19 more retailers have this diamond
Prices start from $249 USDSave up to $2,801 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.27ct Oval
$249 USD