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Oval|Lab Grown|IGI

0.71ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG407949791

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG407949791

Diamond specifications and retailer prices

From $257 USD
£203 GBP
As of October 30, 2026
Save $837 USD (76%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,095 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.71ct lab-grown oval diamond

This 0.71ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407949791 or 407949791. Listed at 4 retailers as of October 29, 2026, with prices from $257 to $1,095, a $837 spread on the same certified stone. MOH London lists it at $1,095. 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

0.71
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407949791
Dimensions7.02 × 5.14 × 3.20 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
As Grown - No indication of post growth treatment. This Laboratory Grown Diamond was created by high pressure high temperature process (HPHT).
Top View
7.02 mm5.14 mm0.71 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407949791
Side View
Table 60.0%Crown 35.3°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,095 USD|Low: $178 USD|High: $1,102 USD|Avg: $601 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$257 USD
Retailer 3$262 USD
Retailer 4$369 USD
Retailer 5$630 USD
Retailer 6$820 USD
Retailer 7$820 USD
MOH London$1,095 USD

34 data points across 7 retailers

4 retailers$257 USD to $1,095 USD

A
Cheapest Retailer
-
$257 USD
£203 GBP
A
Retailer 2
-
$262 USD
View
B+
Retailer 3
-
$369 USD
View
Most Expensive
B
MOH London
LG407949791 · Oct 29
$1,095 USD
£862 GBP
View
3 more retailers have this diamond
Prices start from $257 USDSave up to $837 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
0.71ct Oval
$257 USD