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Oval|Lab Grown|IGI

1.90ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG780685505

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780685505

Diamond specifications and retailer prices

From $889 USD
As of October 29, 2026
Save $2,998 USD (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,850 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.9ct lab-grown oval diamond

This 1.9ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780685505 or 780685505. Listed at 23 retailers as of October 29, 2026, with a 337% 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

1.90
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780685505
Dimensions9.64 × 6.99 × 4.49 mm
L/W Ratio1.38
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
9.64 mm6.99 mm1.90 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780685505
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
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: $6,850 USD|Low: $854 USD|High: $6,850 USD|Avg: $2,193 USD
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
October 30, 2026
Retailer 18$889 USD
Retailer 17$968 USD
Retailer 10$995 USD
Retailer 4$1,032 USD
Retailer 5$1,032 USD
Retailer 2$1,170 USD
Retailer 14$1,240 USD
Retailer 9$1,260 USD
Retailer 7$1,472 USD
Retailer 11$1,587 USD
Retailer 13$1,896 USD
Retailer 6$2,090 USD
Retailer 3$2,900 USD
Retailer 15$3,053 USD
Retailer 16$3,386 USD
Retailer 8$3,454 USD
Retailer 12$3,887 USD
Brilliant Earth$6,850 USD

41 data points across 18 retailers

23 retailers$889 USD to $3,887 USD

A
Cheapest Retailer
-
$889 USD
A
Retailer 2
-
$968 USD
View
A
Retailer 3
-
$995 USD
View
Final sale: no returns
Retailer 4
-
$1,032 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,032 USD
View
A
Retailer 6
-
$1,170 USD
£921 GBP
View
B+
Retailer 7
-
$1,240 USD
View
B+
Retailer 8
-
$1,260 USD
View
B+
Retailer 9
-
$1,472 USD
View
B+
Retailer 10
-
$1,587 USD
£1,250 GBP
View
B+
Retailer 11
-
$1,730 USD
View
B+
Retailer 12
-
$1,896 USD
ZAR 30,633 ZAR
View
B+
Retailer 13
-
$2,090 USD
View
B
Retailer 14
-
$2,850 USD
£2,244 GBP
View
B
Retailer 15
-
$2,900 USD
View
B
Retailer 16
-
$3,053 USD
View
B
Retailer 17
-
$3,227 USD
View
B
Retailer 18
-
$3,386 USD
€3,225 EUR
View
B
Retailer 19
-
$3,393 USD
View
B
Retailer 20
-
$3,454 USD
SGD 4,668 SGD
View
B
Retailer 21
-
$3,582 USD
View
B
Retailer 22
-
$3,887 USD
£3,061 GBP
View
Most Expensive
Brilliant Earth
18530143A · Oct 29
$6,850 USD
View
Price under review
22 more retailers have this diamond
Prices start from $889 USDSave up to $2,998 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
1.90ct Oval
$889 USD