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Oval|Lab Grown|IGI

1.77ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG740505035

Certificate IGI LG740505035

Diamond specifications and retailer prices

From $3,090 USD
14 retailers carry this diamond
Most expensive: $4,030 USD at Brilliant Earth
View at Brilliant Earth

About this 1.77ct lab-grown oval diamond

This 1.77ct 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 LG740505035 or 740505035. Listed at 14 retailers. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG740505035
Dimensions9.62 × 6.87 × 4.27 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 mm6.87 mm1.77 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG740505035
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Sep 28
Current: $4,030 USD|Low: $262 USD|High: $4,060 USD|Avg: $1,514 USD|-0.7%
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
September 28, 2026
Retailer 5$262 USD
Retailer 10$560 USD
Retailer 16$563 USD
Retailer 11$594 USD
Retailer 12$649 USD
Retailer 15$770 USD
Retailer 9$787 USD
Retailer 6$1,061 USD
Retailer 3$1,097 USD
Retailer 7$1,600 USD
Retailer 4$1,605 USD
Retailer 13$1,686 USD
Retailer 8$2,920 USD
Retailer 2$3,090 USD
Retailer 14$3,200 USD
Brilliant Earth$4,030 USD

23 data points across 16 retailers

14 retailers

A
Retailer 1
-
$563 USD
HK$4,400 HKD
Price last confirmed 27 days ago
A
Retailer 2
-
$594 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$649 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$770 USD
ZAR 12,433 ZAR
View
Price last confirmed 58 days ago
A
Retailer 5
-
$787 USD
£620 GBP
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,061 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$1,097 USD
View
Price last confirmed 28 days ago
B+
Retailer 8
-
$1,600 USD
View
Price last confirmed 20 days ago
B+
Retailer 9
-
$1,605 USD
View
Price last confirmed 20 days ago
B
Retailer 10
-
$2,563 USD
View
Price last confirmed 22 days ago
B
Retailer 11
-
$2,920 USD
View
Price last confirmed 19 days ago
B
Retailer 12
-
$3,090 USD
View
B
Retailer 13
-
$3,110 USD
View
Price last confirmed 52 days ago
Most Expensive
B
Brilliant Earth
20152243Y · Sep 11
$4,030 USD
View
Price last confirmed 20 days ago
13 more retailers have this diamond
Prices start from $3,090 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
1.77ct Oval
$3,090 USD