CaratHunter
Plans
Emerald|Lab Grown|IGI

3.07ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG649418490

Shape and cutting style on the report: Emerald cut

Certificate IGI LG649418490

Diamond specifications and retailer prices

From £924 GBP
As of November 5, 2026
Save £299 GBP (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,223 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.07ct lab-grown emerald diamond

This 3.07ct lab-grown emerald 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 LG649418490 or 649418490. Listed at 2 retailers as of November 5, 2026, with prices from £924 to £1,223, a £299 spread on the same certified stone. The Diamond Guys lists it at £1,223. 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

3.07
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649418490
Dimensions9.62 × 6.89 × 4.70 mm
L/W Ratio1.40
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.62 mm6.89 mm3.07 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649418490
Side View
Table 64.0%Crown 36.6°Girdle: MediumPavilion 40.7°Culet: LNGDepth 68.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £2,392 GBP|Low: £185 GBP|High: £3,864 GBP|Avg: £1,220 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
The Diamond Guys
August 3, 2026
Retailer 4£564 GBP
Retailer 7£607 GBP
Retailer 10£624 GBP
Retailer 6£743 GBP
Retailer 3£924 GBP
Retailer 5£993 GBP
The Diamond Guys£1,223 GBP
Retailer 8£1,895 GBP
Retailer 9£2,045 GBP
Retailer 2£2,051 GBP
Retailer 1£2,392 GBP

58 data points across 11 retailers

2 retailers£924 GBP to £1,223 GBP

B+
Cheapest Retailer
-
£924 GBP
Most Expensive
B
The Diamond Guys
1954436974 · Nov 6
£1,223 GBP
$1,646 USD
View
1 more retailer has this diamond
Prices start from £924 GBPSave up to £299 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.

B+
3.07ct Emerald
£924 GBP