Oval|Lab Grown|IGI

1.90ct D SI1 Oval Lab Grown Diamond

GD • D/SI1 • IGI LG523276302

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG523276302

Diamond specifications and retailer prices

From $858 USD
HK$6,700 HKD
As of October 30, 2026
12 retailers carry this diamond
Most expensive: $1,340 USD at Rare Carat · As of October 14, 2026
View at Rare Carat

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 SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG523276302 or 523276302. Listed at 12 retailers as of October 30, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.90
Carat
D
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523276302
Dimensions9.83 × 7.03 × 4.41 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
9.83 mm7.03 mm1.90 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523276302
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $1,340 USD|Low: $406 USD|High: $1,401 USD|Avg: $814 USD|-4.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 16, 2026
Retailer 5$431 USD
Retailer 3$443 USD
Retailer 6$730 USD
Retailer 2$800 USD
Retailer 7$851 USD
Retailer 8$858 USD
Retailer 4$1,172 USD
Rare Carat$1,340 USD

26 data points across 8 retailers

12 retailers

Retailer 1
-
$192 USD
Price last confirmed 28 days ago
Retailer 2
-
$232 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$248 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$431 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$443 USD
£349 GBP
View
Price last confirmed 15 days ago
Retailer 6
-
$730 USD
View
Price last confirmed 13 days ago
Retailer 7
-
$798 USD
View
Price last confirmed 30 days ago
Retailer 8
-
$800 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$851 USD
View
Price last confirmed 15 days ago
B
Retailer 10
-
$858 USD
HK$6,700 HKD
View
Retailer 11
-
$1,172 USD
£923 GBP
View
Price last confirmed 15 days ago
Most Expensive
Rare Carat
523276302_l_523276302 · Oct 14
$1,340 USD
View
Price last confirmed 15 days ago
11 more retailers have this diamond
Prices start from $858 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.

B
1.90ct Oval
$858 USD