CaratHunter
Plans
Emerald|Lab Grown|IGI

1.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG741524304

Shape and cutting style on the report: Emerald cut

Certificate IGI LG741524304

Diamond specifications and retailer prices

From £222 GBP
$298 USD
As of October 31, 2026
Save £2,412 GBP (92%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: £2,635 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG741524304 or 741524304. Listed at 30 retailers as of October 31, 2026, with prices from £222 to £2,635, a £2,412 spread on the same certified stone. Brilliant Earth lists it at £2,635. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741524304
Dimensions7.81 × 5.31 × 3.63 mm
L/W Ratio1.47
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
7.81 mm5.31 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741524304
Side View
Table 63.0%Crown 33.1°Girdle: Slightly ThickPavilion 39.5°Culet: LargeDepth 68.4%

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: £2,635 GBP|Low: £206 GBP|High: £3,261 GBP|Avg: £785 GBP|-19.2%
Brilliant Earth
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 16£206 GBP
Retailer 13£222 GBP
Retailer 10£287 GBP
Retailer 3£351 GBP
Retailer 17£366 GBP
Retailer 18£411 GBP
Retailer 19£425 GBP
Retailer 8£443 GBP
Retailer 2£474 GBP
Retailer 9£550 GBP
Retailer 20£575 GBP
Retailer 5£745 GBP
Retailer 23£761 GBP
Retailer 14£813 GBP
Retailer 15£821 GBP
Retailer 11£834 GBP
Retailer 12£837 GBP
Retailer 7£952 GBP
Retailer 21£993 GBP
Retailer 4£1,051 GBP
Retailer 6£1,051 GBP
Retailer 22£1,687 GBP
Brilliant Earth£2,635 GBP

36 data points across 23 retailers

30 retailers£222 GBP to £2,635 GBP

Retailer 1
-
£192 GBP
$257 USD
Price last confirmed 30 days ago
Retailer 2
-
£206 GBP
$276 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
£222 GBP
$298 USD
View
Final sale: no returns
Retailer 4
-
£231 GBP
$310 USD
View
Price last confirmed 18 days ago
Retailer 5
-
£239 GBP
$320 USD
View
Price last confirmed 37 days ago
A
Retailer 6
-
£248 GBP
$332 USD
View
Retailer 7
-
£248 GBP
$332 USD
View
Price last confirmed 22 days ago
Retailer 8
-
£252 GBP
$338 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
£287 GBP
HK$3,000 HKD
View
A
Retailer 10
-
£351 GBP
$470 USD
View
A
Retailer 11
-
£366 GBP
$490 USD
View
A
Retailer 12
-
£411 GBP
€524 EUR
View
A
Retailer 13
-
£425 GBP
ZAR 9,202 ZAR
View
A
Retailer 14
-
£443 GBP
$594 USD
View
A
Retailer 15
-
£474 GBP
View
A
Retailer 16
-
£550 GBP
$737 USD
View
A
Retailer 17
-
£575 GBP
A$1,186 AUD
View
B+
Retailer 18
-
£745 GBP
$998 USD
View
B+
Retailer 19
-
£761 GBP
$1,019 USD
View
Retailer 20
-
£796 GBP
$1,066 USD
View
Price last confirmed 22 days ago
B+
Retailer 21
-
£813 GBP
$1,089 USD
View
Retailer 22
-
£821 GBP
$1,100 USD
View
Price last confirmed 32 days ago
B+
Retailer 23
-
£834 GBP
$1,117 USD
View
B+
Retailer 24
-
£837 GBP
SGD 1,516 SGD
View
B+
Retailer 25
-
£952 GBP
$1,276 USD
View
B+
Retailer 26
-
£993 GBP
View
Retailer 27
-
£1,051 GBP
A$2,167 AUD
View
Price last confirmed 27 days ago
B+
Retailer 28
-
£1,051 GBP
$1,409 USD
View
B
Retailer 29
-
£1,687 GBP
$2,260 USD
View
Most Expensive
B
Brilliant Earth
16163928A · Oct 31
£2,635 GBP
$3,530 USD
View
29 more retailers have this diamond
Prices start from £222 GBPSave up to £2,412 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
1.51ct Emerald
£222 GBP