CaratHunter
Plans
Asscher|Lab Grown|IGI

3.11ct D SI1 Asscher Lab Grown Diamond

GD • D/SI1 • IGI LG478109494

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG478109494

Diamond specifications and retailer prices

From €482 EUR
As of November 2, 2026
Save €2,249 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,731 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.11ct lab-grown asscher diamond

This 3.11ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG478109494 or 478109494. Listed at 16 retailers as of November 1, 2026, with prices from €482 to €2,731, a €2,249 spread on the same certified stone. Rare Carat lists it at €2,731. 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

3.11
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle16.1°
Pavilion angle47.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478109494
Dimensions8.05 × 8.03 × 5.24 mm
L/W Ratio1.00
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
8.05 mm8.03 mm3.11 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478109494
Side View
Table 66.5%Crown 16.1°Girdle: MediumPavilion 47.9°Culet: NoneDepth 65.3%

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 2
Current: €2,731 EUR|Low: €482 EUR|High: €8,567 EUR|Avg: €1,217 EUR|-1.4%
Rare Carat
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 3, 2026
Retailer 8€482 EUR
Retailer 4€540 EUR
Retailer 12€540 EUR
Retailer 3€598 EUR
Retailer 9€598 EUR
Retailer 13€780 EUR
Retailer 5€848 EUR
Retailer 10€900 EUR
Retailer 2€930 EUR
Retailer 7€1,541 EUR
Retailer 11€1,572 EUR
Retailer 6€2,494 EUR
Rare Carat€2,731 EUR

42 data points across 13 retailers

16 retailers€482 EUR to €2,731 EUR

A
Cheapest Retailer
-
€482 EUR
B+
Retailer 2
-
€540 EUR
View
Final sale: no returns
B+
Retailer 3
-
€540 EUR
View
B+
Retailer 4
-
€598 EUR
View
Retailer 5
-
€598 EUR
View
Price last confirmed 21 days ago
B+
Retailer 6
-
€650 EUR
View
B+
Retailer 7
-
€717 EUR
View
B+
Retailer 8
-
€780 EUR
View
B+
Retailer 9
-
€848 EUR
View
Retailer 10
-
€900 EUR
View
Price last confirmed 8 days ago
B+
Retailer 11
-
€930 EUR
View
B
Retailer 12
-
€1,541 EUR
View
B
Retailer 13
-
€1,572 EUR
View
B
Retailer 14
-
€2,494 EUR
View
C
Retailer 15
-
€2,640 EUR
View
Most Expensive
C
Rare Carat
284-11_l_478109494 · Nov 1
€2,731 EUR
$3,065 USD
View
15 more retailers have this diamond
Prices start from €482 EURSave up to €2,249 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
3.11ct Asscher
€482 EUR