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Round|Lab Grown|IGI

4.70ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG683551990

Shape and cutting style on the report: Round brilliant

Certificate IGI LG683551990

Diamond specifications and retailer prices

From €702 EUR
$784 USD
As of October 29, 2026
Save €2,670 EUR (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €5,979 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.7ct lab-grown round diamond

This 4.7ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683551990 or 683551990. Listed at 11 retailers as of October 27, 2026, with a 380% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.70
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683551990
Dimensions10.70 × 10.63 × 6.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.70 mm10.63 mm4.70 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683551990
Side View
Table 58.0%Crown 36.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €5,979 EUR|Low: €673 EUR|High: €5,979 EUR|Avg: €2,089 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 9€702 EUR
Retailer 12€764 EUR
Retailer 11€1,139 EUR
Retailer 2€1,270 EUR
Retailer 10€1,314 EUR
Retailer 6€1,316 EUR
Retailer 5€1,581 EUR
Retailer 8€1,935 EUR
Retailer 3€2,412 EUR
Retailer 4€2,459 EUR
Retailer 13€2,525 EUR
Retailer 7€3,372 EUR
Do Amore Diamonds€5,979 EUR

32 data points across 13 retailers

11 retailers€702 EUR to €3,372 EUR

A
Cheapest Retailer
-
€702 EUR
$784 USD
A
Retailer 2
-
€764 EUR
$853 USD
View
B+
Retailer 3
-
€1,139 EUR
$1,272 USD
View
A
Retailer 4
-
€1,270 EUR
£1,117 GBP
View
B+
Retailer 5
-
€1,314 EUR
$1,468 USD
View
B+
Retailer 6
-
€1,316 EUR
$1,470 USD
View
B
Retailer 7
-
€1,935 EUR
$2,162 USD
View
B
Retailer 8
-
€2,412 EUR
$2,695 USD
View
B
Retailer 9
-
€2,525 EUR
$2,821 USD
View
B
Retailer 10
-
€3,372 EUR
£2,966 GBP
View
Most Expensive
Do Amore Diamonds
7-1687320 · Oct 31
€5,979 EUR
$6,680 USD
View
Price under review
10 more retailers have this diamond
Prices start from €702 EURSave up to €2,670 EUR

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
4.70ct Round
€702 EUR