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Oval|Lab Grown|IGI

1.71ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG784645919

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784645919

Diamond specifications and retailer prices

From $405 USD
As of October 29, 2026
Save $3,195 USD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,914 USD at Rare Carat · As of September 9, 2026
View at Rare Carat

About this 1.71ct lab-grown oval diamond

This 1.71ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645919 or 784645919. Listed at 12 retailers as of October 29, 2026, with a 789% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645919
Dimensions11.21 × 6.33 × 3.70 mm
L/W Ratio1.77
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
11.21 mm6.33 mm1.71 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645919
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.5%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,914 USD|Low: $405 USD|High: $5,430 USD|Avg: $1,895 USD
Rare Carat
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 31, 2026
Retailer 9$405 USD
Retailer 16$454 USD
Retailer 4$610 USD
Retailer 10$662 USD
Retailer 2$795 USD
Retailer 12$795 USD
Retailer 5$1,070 USD
Retailer 3$1,156 USD
Retailer 7$1,182 USD
Retailer 13$1,409 USD
Retailer 15$1,782 USD
Retailer 14$2,040 USD
Retailer 11$3,600 USD
Rare Carat$3,914 USD
Retailer 8$4,139 USD
Retailer 6$5,430 USD

28 data points across 16 retailers

12 retailers$405 USD to $3,600 USD

A+
Cheapest Retailer
-
$405 USD
A
Retailer 2
-
$454 USD
View
A
Retailer 3
-
$610 USD
View
Final sale: no returns
A
Retailer 4
-
$662 USD
View
A
Retailer 5
-
$795 USD
View
A
Retailer 6
-
$795 USD
View
B+
Retailer 7
-
$1,156 USD
A$1,778 AUD
View
B+
Retailer 8
-
$1,409 USD
View
B+
Retailer 9
-
$1,782 USD
View
B+
Retailer 10
-
$2,040 USD
£1,606 GBP
View
B
Retailer 11
-
$3,600 USD
View
Most Expensive
Rare Carat
P84I-33 · Sep 9
$3,914 USD
View
Price last confirmed 52 days ago
11 more retailers have this diamond
Prices start from $405 USDSave up to $3,195 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+
1.71ct Oval
$405 USD