Emerald|Lab Grown|IGI

3.50ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG668433253

Shape and cutting style on the report: Emerald cut

Certificate IGI LG668433253

Diamond specifications and retailer prices

From £2,843 GBP
$3,809 USD
As of October 30, 2026
Save £9,463 GBP (77%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £12,306 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.5ct lab-grown emerald diamond

This 3.5ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668433253 or 668433253. Listed at 25 retailers as of October 30, 2026, with prices from £2,843 to £12,306, a £9,463 spread on the same certified stone. With Clarity lists it at £12,306. 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

3.50
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668433253
Dimensions9.98 × 7.07 × 4.95 mm
L/W Ratio1.41
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
9.98 mm7.07 mm3.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668433253
Side View
Table 66.0%Crown 37.2°Girdle: MediumPavilion 40.6°Culet: LargeDepth 70.0%

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 30
Current: £4,318 GBP|Low: £2,729 GBP|High: £11,382 GBP|Avg: £5,207 GBP|-0.7%
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 31, 2026
Retailer 17£2,843 GBP
Retailer 7£2,979 GBP
Retailer 9£3,129 GBP
Retailer 14£3,220 GBP
Retailer 3£3,297 GBP
Retailer 6£3,297 GBP
Retailer 16£3,344 GBP
Retailer 15£4,028 GBP
Retailer 5£4,120 GBP
Retailer 1£4,318 GBP
Retailer 18£4,773 GBP
Retailer 10£5,073 GBP
Retailer 12£5,237 GBP
Retailer 13£7,100 GBP
Retailer 11£7,655 GBP
Retailer 4£8,313 GBP
Retailer 8£11,234 GBP
Retailer 2£11,382 GBP

42 data points across 18 retailers

25 retailers£2,843 GBP to £12,306 GBP

A
Cheapest Retailer
-
£2,843 GBP
$3,809 USD
A
Retailer 2
-
£2,979 GBP
$3,991 USD
View
A
Retailer 3
-
£3,129 GBP
$4,193 USD
View
A
Retailer 4
-
£3,220 GBP
$4,314 USD
View
Final sale: no returns
A
Retailer 5
-
£3,297 GBP
$4,418 USD
View
Retailer 6
-
£3,297 GBP
$4,418 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
£3,344 GBP
$4,480 USD
View
B+
Retailer 8
-
£3,370 GBP
$4,516 USD
View
B+
Retailer 9
-
£3,879 GBP
HK$40,600 HKD
View
B+
Retailer 10
-
£4,028 GBP
$5,397 USD
View
B+
Retailer 11
-
£4,120 GBP
$5,521 USD
View
B+
Retailer 12
-
£4,318 GBP
View
B+
Retailer 13
-
£4,773 GBP
$6,395 USD
View
B+
Retailer 14
-
£5,073 GBP
View
Retailer 15
-
£5,218 GBP
$6,991 USD
View
Price last confirmed 89 days ago
B+
Retailer 16
-
£5,237 GBP
€6,683 EUR
View
Retailer 17
-
£5,535 GBP
View
Price last confirmed 21 days ago
B
Retailer 18
-
£7,100 GBP
View
B
Retailer 19
-
£7,655 GBP
ZAR 165,704 ZAR
View
B
Retailer 20
-
£8,313 GBP
$11,139 USD
View
B
Retailer 21
-
£9,602 GBP
$12,866 USD
View
B
Retailer 22
-
£11,234 GBP
SGD 20,341 SGD
View
B
Retailer 23
-
£11,382 GBP
$15,250 USD
View
B
Retailer 24
-
£11,665 GBP
$15,629 USD
View
Most Expensive
B
With Clarity
668433253 · Oct 31
£12,306 GBP
$16,489 USD
View
24 more retailers have this diamond
Prices start from £2,843 GBPSave up to £9,463 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
3.50ct Emerald
£2,843 GBP