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Round|Lab Grown|IGI

4.00ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG723553971

Shape and cutting style on the report: Round brilliant

Certificate IGI LG723553971

Diamond specifications and retailer prices

From €728 EUR
$813 USD
As of November 1, 2026
Save €2,432 EUR (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €6,284 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4ct lab-grown round diamond

This 4ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG723553971 or 723553971. Listed at 12 retailers as of November 1, 2026, with a 334% 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

4.00
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723553971
Dimensions10.14 × 10.10 × 6.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.14 mm10.10 mm4.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723553971
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.6%

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: Nov 1
Current: €6,284 EUR|Low: €698 EUR|High: €6,284 EUR|Avg: €1,983 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
November 1, 2026
Retailer 10€728 EUR
Retailer 13€792 EUR
Retailer 6€1,109 EUR
Retailer 12€1,142 EUR
Retailer 4€1,271 EUR
Retailer 7€1,271 EUR
Retailer 11€1,360 EUR
Retailer 5€1,590 EUR
Retailer 9€1,941 EUR
Retailer 8€2,296 EUR
Retailer 3€2,620 EUR
Retailer 2€3,160 EUR
Do Amore Diamonds€6,284 EUR

36 data points across 13 retailers

12 retailers€728 EUR to €3,160 EUR

A
Cheapest Retailer
-
€728 EUR
$813 USD
A
Retailer 2
-
€792 EUR
$885 USD
View
B+
Retailer 3
-
€1,109 EUR
£975 GBP
View
B+
Retailer 4
-
€1,142 EUR
$1,276 USD
View
B+
Retailer 5
-
€1,271 EUR
$1,420 USD
View
B+
Retailer 6
-
€1,271 EUR
$1,420 USD
View
B+
Retailer 7
-
€1,360 EUR
$1,519 USD
View
B
Retailer 8
-
€1,941 EUR
$2,168 USD
View
Retailer 9
-
€2,296 EUR
$2,565 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
€2,620 EUR
$2,927 USD
View
B
Retailer 11
-
€3,160 EUR
£2,780 GBP
View
Most Expensive
Do Amore Diamonds
7-1709018 · Oct 31
€6,284 EUR
$7,020 USD
View
Price under review
11 more retailers have this diamond
Prices start from €728 EURSave up to €2,432 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
4.00ct Round
€728 EUR