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Emerald|Lab Grown|IGI

10.23ct J VVS2 Emerald Lab Grown Diamond

EX • J/VVS2 • IGI LG657435233

Shape and cutting style on the report: Emerald cut

Certificate IGI LG657435233

Diamond specifications and retailer prices

From £1,387 GBP
$1,858 USD
As of October 30, 2026
Save £7,935 GBP (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £9,322 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 10.23ct lab-grown emerald diamond

This 10.23ct lab-grown emerald sits in the over five carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG657435233 or 657435233. Listed at 8 retailers as of October 30, 2026, with prices from £1,387 to £9,322, a £7,935 spread on the same certified stone. Do Amore Diamonds lists it at £9,322. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.23
Carat
J
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657435233
Dimensions14.88 × 10.06 × 6.87 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
Pre-existing laser inscription on girdle. This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.. Indications of post-growth treatment.
Top View
14.88 mm10.06 mm10.23 ctJ / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657435233
Side View
Table 67.0%Crown 26.3°Girdle: Slightly ThickPavilion 40.5°Culet: LNGDepth 68.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £9,322 GBP|Low: £1,331 GBP|High: £9,322 GBP|Avg: £3,568 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
October 28, 2026
Retailer 6£1,387 GBP
Retailer 8£1,508 GBP
Retailer 9£1,956 GBP
Retailer 7£2,520 GBP
Retailer 2£2,523 GBP
Retailer 3£2,553 GBP
Retailer 5£2,705 GBP
Retailer 11£2,980 GBP
Retailer 10£3,567 GBP
Retailer 4£4,925 GBP
Retailer 12£6,395 GBP
Do Amore Diamonds£9,322 GBP

10 data points across 12 retailers

8 retailers£1,387 GBP to £9,322 GBP

A
Cheapest Retailer
-
£1,387 GBP
$1,858 USD
B+
Retailer 2
-
£1,508 GBP
$2,021 USD
View
B+
Retailer 3
-
£1,956 GBP
$2,621 USD
View
B+
Retailer 4
-
£2,520 GBP
$3,377 USD
View
B+
Retailer 5
-
£2,523 GBP
$3,380 USD
View
B+
Retailer 6
-
£2,705 GBP
$3,625 USD
View
B+
Retailer 7
-
£3,567 GBP
$4,780 USD
View
Most Expensive
B
Do Amore Diamonds
7-1666635 · Oct 31
£9,322 GBP
$12,490 USD
View
7 more retailers have this diamond
Prices start from £1,387 GBPSave up to £7,935 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
10.23ct Emerald
£1,387 GBP