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Emerald|Lab Grown|IGI

3.10ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG768629490

Shape and cutting style on the report: Emerald cut

Certificate IGI LG768629490

Diamond specifications and retailer prices

From £1,689 GBP
$2,263 USD
As of October 29, 2026
Save £7,731 GBP (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £9,420 GBP at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 3.1ct lab-grown emerald diamond

This 3.1ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768629490 or 768629490. Listed at 14 retailers as of October 29, 2026, with prices from £1,689 to £9,420, a £7,731 spread on the same certified stone. Blue Nile lists it at £9,420. 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

3.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629490
Dimensions10.14 × 6.79 × 4.40 mm
L/W Ratio1.49
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
10.14 mm6.79 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629490
Side View
Table 64.0%Crown 33.4°Girdle: MediumPavilion 38.2°Culet: LargeDepth 64.8%

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: £9,420 GBP|Low: £1,689 GBP|High: £13,273 GBP|Avg: £4,617 GBP|-29.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10£1,689 GBP
Retailer 12£1,837 GBP
Retailer 11£2,140 GBP
Retailer 2£2,352 GBP
Retailer 5£2,582 GBP
Retailer 7£2,733 GBP
Retailer 6£3,971 GBP
Retailer 3£4,175 GBP
Retailer 9£4,479 GBP
Retailer 8£4,911 GBP
Retailer 4£5,986 GBP
Retailer 13£8,583 GBP
Blue Nile£9,420 GBP

41 data points across 13 retailers

14 retailers£1,689 GBP to £9,420 GBP

A
Cheapest Retailer
-
£1,689 GBP
$2,263 USD
A
Retailer 2
-
£1,837 GBP
$2,462 USD
View
A
Retailer 3
-
£2,140 GBP
HK$22,400 HKD
View
A
Retailer 4
-
£2,352 GBP
View
A
Retailer 5
-
£2,582 GBP
$3,460 USD
View
A
Retailer 6
-
£2,733 GBP
€3,487 EUR
View
B+
Retailer 7
-
£3,971 GBP
ZAR 85,965 ZAR
View
B+
Retailer 8
-
£4,175 GBP
$5,594 USD
View
Retailer 9
-
£4,430 GBP
$5,936 USD
View
Price last confirmed 95 days ago
B+
Retailer 10
-
£4,479 GBP
$6,002 USD
View
B+
Retailer 11
-
£4,911 GBP
View
B
Retailer 12
-
£5,986 GBP
$8,021 USD
View
B
Retailer 13
-
£8,583 GBP
$11,500 USD
View
Most Expensive
B
Blue Nile
29314296 · Oct 29
£9,420 GBP
$12,622 USD
View
13 more retailers have this diamond
Prices start from £1,689 GBPSave up to £7,731 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
3.10ct Emerald
£1,689 GBP