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Round|Lab Grown|IGI

3.10ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG706527992

Shape and cutting style on the report: Round brilliant

Certificate IGI LG706527992

Diamond specifications and retailer prices

From £287 GBP
As of November 5, 2026
Save £2,262 GBP (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,548 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG706527992 or 706527992. Listed at 9 retailers as of November 5, 2026, with prices from £287 to £2,548, a £2,262 spread on the same certified stone. Do Amore Diamonds lists it at £2,548. 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

3.10
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706527992
Dimensions9.40 × 9.35 × 5.71 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
9.40 mm9.35 mm3.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706527992
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

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 5
Current: £2,548 GBP|Low: £275 GBP|High: £2,548 GBP|Avg: £973 GBP
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
November 5, 2026
Retailer 7£287 GBP
Retailer 10£321 GBP
Retailer 8£566 GBP
Retailer 5£568 GBP
Retailer 9£640 GBP
Retailer 12£666 GBP
Retailer 4£720 GBP
Retailer 6£997 GBP
Retailer 11£1,261 GBP
Retailer 3£1,373 GBP
Retailer 2£1,437 GBP
Do Amore Diamonds£2,548 GBP

16 data points across 12 retailers

9 retailers£287 GBP to £2,548 GBP

A
Cheapest Retailer
-
£287 GBP
A
Retailer 2
-
£321 GBP
View
B+
Retailer 3
-
£566 GBP
View
A
Retailer 4
-
£568 GBP
View
A
Retailer 5
-
£640 GBP
View
B+
Retailer 6
-
£997 GBP
View
B
Retailer 7
-
£1,261 GBP
View
B
Retailer 8
-
£1,437 GBP
View
Most Expensive
B
Do Amore Diamonds
27-AEDB74C99 · Nov 6
£2,548 GBP
$3,430 USD
View
8 more retailers have this diamond
Prices start from £287 GBPSave up to £2,262 GBP

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
3.10ct Round
£287 GBP