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Emerald|Lab Grown|IGI

5.23ct D VVS1 Emerald Lab Grown Diamond

ID • D/VVS1 • IGI LG839687621

Shape and cutting style on the report: Emerald cut

Certificate IGI LG839687621

Diamond specifications and retailer prices

From £1,251 GBP
$1,676 USD
As of October 29, 2026
Save £3,515 GBP (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,586 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 5.23ct lab-grown emerald diamond

This 5.23ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839687621 or 839687621. Listed at 19 retailers as of October 29, 2026, with a 281% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.23
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839687621
Dimensions11.71 × 8.21 × 5.55 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.71 mm8.21 mm5.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839687621
Side View
Table 65.0%Crown 36°Girdle: MED-STKPavilion 39.3°Culet: LargeDepth 67.6%

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: Oct 29
Current: £6,583 GBP|Low: £1,251 GBP|High: £11,971 GBP|Avg: £3,823 GBP|-45.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 17£1,251 GBP
Retailer 9£1,322 GBP
Retailer 2£1,422 GBP
Retailer 11£1,829 GBP
Retailer 15£1,852 GBP
Retailer 13£1,978 GBP
Retailer 18£2,351 GBP
Retailer 5£2,629 GBP
Retailer 12£2,632 GBP
Retailer 4£3,128 GBP
Retailer 8£3,546 GBP
Retailer 3£3,632 GBP
Retailer 14£3,719 GBP
Retailer 7£4,555 GBP
Retailer 16£4,718 GBP
Retailer 6£4,766 GBP
Retailer 10£6,206 GBP
Retailer 1£6,583 GBP

29 data points across 18 retailers

19 retailers£1,251 GBP to £4,766 GBP

A
Cheapest Retailer
-
£1,251 GBP
$1,676 USD
Final sale: no returns
Retailer 2
-
£1,322 GBP
$1,772 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
£1,422 GBP
$1,905 USD
View
A
Retailer 4
-
£1,829 GBP
View
A
Retailer 5
-
£1,852 GBP
$2,482 USD
View
A
Retailer 6
-
£1,978 GBP
€2,524 EUR
View
B+
Retailer 7
-
£2,351 GBP
$3,150 USD
View
Retailer 8
-
£2,629 GBP
A$5,420 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£2,632 GBP
ZAR 56,970 ZAR
View
B+
Retailer 10
-
£3,128 GBP
View
B+
Retailer 11
-
£3,546 GBP
$4,751 USD
View
B+
Retailer 12
-
£3,632 GBP
$4,867 USD
View
B+
Retailer 13
-
£3,719 GBP
View
B+
Retailer 14
-
£4,555 GBP
$6,104 USD
View
B
Retailer 15
-
£4,718 GBP
$6,321 USD
View
B
Retailer 16
-
£4,766 GBP
SGD 8,630 SGD
View
Retailer 17
-
£6,206 GBP
A$12,793 AUD
View
Price last confirmed 22 days ago
Retailer 18
-
£6,583 GBP
$8,820 USD
View
Price under review
Most Expensive
Helzberg Diamonds
ZXZOJPMONMIH · Oct 13
£6,586 GBP
$8,825 USD
View
Price last confirmed 17 days ago
18 more retailers have this diamond
Prices start from £1,251 GBPSave up to £3,515 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
5.23ct Emerald
£1,251 GBP