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Asscher|Lab Grown|IGI

3.12ct G SI1 Asscher Lab Grown Diamond

EX • G/SI1 • IGI LG848613943

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG848613943

Diamond specifications and retailer prices

From €556 EUR
£489 GBP
As of October 27, 2026
Save €3,069 EUR (85%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €3,625 EUR at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.12ct lab-grown asscher diamond

This 3.12ct lab-grown asscher 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 LG848613943 or 848613943. Listed at 2 retailers as of October 26, 2026, with prices from €556 to €3,625, a €3,069 spread on the same certified stone. Brilliant Earth lists it at €3,625. 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

3.12
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848613943
Dimensions8.09 × 8.08 × 5.31 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm8.08 mm3.12 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848613943
Side View
Table 70.0%Crown 36.3°Girdle: MediumPavilion 39.7°Culet: NoneDepth 65.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: €556 EUR|Low: €516 EUR|High: €556 EUR|Avg: €530 EUR|+7.7%
October 27, 2026
Retailer 1€556 EUR

3 data points across 1 retailer

2 retailers€556 EUR to €3,625 EUR

A
Cheapest Retailer
-
€556 EUR
£489 GBP
Most Expensive
C
Brilliant Earth
22259672A · Oct 26
€3,625 EUR
$4,050 USD
View
1 more retailer has this diamond
Prices start from €556 EURSave up to €3,069 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
3.12ct Asscher
€556 EUR