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Emerald|Lab Grown|IGI

5.10ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG787621216

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787621216

Diamond specifications and retailer prices

From £7,030 GBP
$9,419 USD
As of October 31, 2026
Save £23,140 GBP (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £30,170 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.1ct lab-grown emerald diamond

This 5.1ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787621216 or 787621216. Listed at 13 retailers as of October 31, 2026, with prices from £7,030 to £30,170, a £23,140 spread on the same certified stone. Taylor and Hart lists it at £30,170. 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

5.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787621216
Dimensions12.01 × 8.01 × 5.23 mm
L/W Ratio1.50
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.01 mm8.01 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787621216
Side View
Table 62.0%Crown 34.3°Girdle: MediumPavilion 38.4°Culet: LargeDepth 65.3%

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 31
Current: £12,128 GBP|Low: £7,030 GBP|High: £30,170 GBP|Avg: £16,215 GBP|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 4£7,030 GBP
Retailer 2£8,166 GBP
Retailer 10£8,725 GBP
Retailer 9£10,025 GBP
Retailer 1£12,128 GBP
Retailer 12£12,940 GBP
Retailer 8£15,634 GBP
Retailer 5£16,389 GBP
Retailer 11£17,186 GBP
Retailer 7£17,571 GBP
Retailer 6£21,073 GBP
Retailer 3£28,806 GBP
Taylor and Hart£30,170 GBP

36 data points across 13 retailers

13 retailers£7,030 GBP to £30,170 GBP

A
Cheapest Retailer
-
£7,030 GBP
$9,419 USD
A
Retailer 2
-
£8,166 GBP
$10,941 USD
View
Retailer 3
-
£8,725 GBP
$11,690 USD
View
Price last confirmed 24 days ago
A
Retailer 4
-
£10,025 GBP
$13,433 USD
View
B+
Retailer 5
-
£12,128 GBP
View
B+
Retailer 6
-
£12,940 GBP
$17,338 USD
View
B+
Retailer 7
-
£15,634 GBP
View
B+
Retailer 8
-
£16,389 GBP
$21,960 USD
View
B+
Retailer 9
-
£17,186 GBP
$23,027 USD
View
B+
Retailer 10
-
£17,571 GBP
€22,422 EUR
View
B+
Retailer 11
-
£21,073 GBP
ZAR 456,150 ZAR
View
B
Retailer 12
-
£28,806 GBP
$38,597 USD
View
Most Expensive
B
Taylor and Hart
7FG8ZY2 · Oct 31
£30,170 GBP
$40,424 USD
View
12 more retailers have this diamond
Prices start from £7,030 GBPSave up to £23,140 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
5.10ct Emerald
£7,030 GBP