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Oval|Lab Grown|IGI

1.77ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG681511333

Certificate IGI LG681511333

Diamond specifications and retailer prices

From $585 USD
Save $3,545 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,130 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 LG681511333 or 681511333. Listed at 17 retailers, with prices from $585 to $4,130 at Brilliant Earth, a $3,545 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

1.77
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681511333
Dimensions10.04 × 6.82 × 4.24 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
10.04 mm6.82 mm1.77 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681511333
Side View
Table 58.0%Crown 36.3°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

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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: Oct 1
Current: $4,130 USD|Low: $286 USD|High: $4,630 USD|Avg: $1,208 USD|-10.8%
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
October 1, 2026
Retailer 13$585 USD
Retailer 2$588 USD
Retailer 10$608 USD
Retailer 4$695 USD
Retailer 7$741 USD
Retailer 15$767 USD
Retailer 11$772 USD
Retailer 5$983 USD
Retailer 14$1,161 USD
Retailer 6$1,361 USD
Retailer 3$1,430 USD
Retailer 8$1,615 USD
Retailer 12$1,667 USD
Retailer 9$1,708 USD
Retailer 16$1,769 USD
Brilliant Earth$4,130 USD

38 data points across 16 retailers

17 retailers$585 USD to $4,130 USD

A
Cheapest Retailer
-
$585 USD
A
Retailer 2
-
$588 USD
View
A
Retailer 3
-
$608 USD
View
A
Retailer 4
-
$695 USD
€662 EUR
View
A
Retailer 5
-
$741 USD
ZAR 11,978 ZAR
View
Price last confirmed 13 days ago
A
Retailer 6
-
$766 USD
£603 GBP
View
A
Retailer 7
-
$772 USD
View
A
Retailer 8
-
$983 USD
View
A
Retailer 9
-
$1,161 USD
View
B+
Retailer 10
-
$1,361 USD
View
B+
Retailer 11
-
$1,430 USD
View
B+
Retailer 12
-
$1,615 USD
£1,272 GBP
View
Price last confirmed 37 days ago
B+
Retailer 13
-
$1,638 USD
View
B+
Retailer 14
-
$1,667 USD
View
B+
Retailer 15
-
$1,708 USD
£1,345 GBP
View
B+
Retailer 16
-
$1,769 USD
View
Most Expensive
B
Brilliant Earth
17664179A · Oct 1
$4,130 USD
View
16 more retailers have this diamond
Prices start from $585 USDSave up to $3,545 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
$585 USD