Oval|Lab Grown|IGI

1.00ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG837681399

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837681399

Diamond specifications and retailer prices

From $870 USD
As of October 31, 2026
11 retailers carry this diamond
Most expensive: $1,013 USD at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG837681399 or 837681399. Listed at 11 retailers as of October 31, 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

1.00
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837681399
Dimensions8.11 × 5.44 × 3.45 mm
L/W Ratio1.49
Girdle conditionFaceted
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
8.11 mm5.44 mm1.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837681399
Side View
Table 58.0%Crown 34.2°Girdle: THK-VTKPavilion 37.1°Culet: NoneDepth 63.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $233 USD|Low: $170 USD|High: $1,013 USD|Avg: $491 USD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 11, 2026
Retailer 9$174 USD
Retailer 1$233 USD
Retailer 8$294 USD
Retailer 3$299 USD
Retailer 5$309 USD
Retailer 2$331 USD
Retailer 7$546 USD
Retailer 10$627 USD
Retailer 4$841 USD
Retailer 6$870 USD
Reve Diamonds$1,013 USD

14 data points across 11 retailers

11 retailers

Retailer 1
-
$143 USD
Price last confirmed 34 days ago
Retailer 2
-
$175 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$178 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$233 USD
£184 GBP
View
Price last confirmed 21 days ago
Retailer 5
-
$331 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$546 USD
View
Price last confirmed 20 days ago
Retailer 7
-
$572 USD
View
Price last confirmed 25 days ago
Retailer 8
-
$627 USD
View
Price last confirmed 21 days ago
Retailer 9
-
$841 USD
£662 GBP
View
Price last confirmed 21 days ago
B
Retailer 10
-
$870 USD
View
Most Expensive
Reve Diamonds
5DFBC8289 · Oct 11
$1,013 USD
View
Price last confirmed 21 days ago
10 more retailers have this diamond
Prices start from $870 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
1.00ct Oval
$870 USD