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Round|Lab Grown|IGI

3.07ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG787661329

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787661329

Diamond specifications and retailer prices

From £470 GBP
$630 USD
As of October 29, 2026
Save £3,702 GBP (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,172 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787661329 or 787661329. Listed at 23 retailers as of October 29, 2026, with prices from £470 to £4,172, a £3,702 spread on the same certified stone. Do Amore Diamonds lists it at £4,172. 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

3.07
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787661329
Dimensions9.31 × 9.36 × 5.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.31 mm9.36 mm3.07 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787661329
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

Caratlytics Score

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A+
Exceptional
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: £4,172 GBP|Low: £470 GBP|High: £4,172 GBP|Avg: £1,591 GBP
Do Amore Diamonds
Retailer 2
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October 31, 2026
Retailer 4£470 GBP
Retailer 10£511 GBP
Retailer 12£525 GBP
Retailer 5£546 GBP
Retailer 18£679 GBP
Retailer 13£736 GBP
Retailer 8£831 GBP
Retailer 14£892 GBP
Retailer 16£961 GBP
Retailer 9£1,220 GBP
Retailer 2£1,359 GBP
Retailer 19£1,377 GBP
Retailer 21£1,393 GBP
Retailer 17£1,398 GBP
Retailer 7£1,693 GBP
Retailer 3£1,860 GBP
Retailer 11£2,158 GBP
Retailer 6£2,179 GBP
Retailer 20£2,367 GBP
Retailer 15£3,458 GBP
Retailer 22£4,045 GBP
Do Amore Diamonds£4,172 GBP

33 data points across 22 retailers

23 retailers£470 GBP to £4,172 GBP

A+
Cheapest Retailer
-
£470 GBP
$630 USD
A
Retailer 2
-
£511 GBP
$685 USD
View
A
Retailer 3
-
£525 GBP
$704 USD
View
Final sale: no returns
A
Retailer 4
-
£546 GBP
$731 USD
View
A
Retailer 5
-
£679 GBP
$910 USD
View
A
Retailer 6
-
£736 GBP
View
A
Retailer 7
-
£831 GBP
$1,113 USD
View
A
Retailer 8
-
£892 GBP
$1,195 USD
View
A
Retailer 9
-
£961 GBP
View
A
Retailer 10
-
£1,220 GBP
$1,634 USD
View
A
Retailer 11
-
£1,322 GBP
$1,771 USD
View
A
Retailer 12
-
£1,359 GBP
A$2,802 AUD
View
A
Retailer 13
-
£1,377 GBP
A$2,838 AUD
View
Retailer 14
-
£1,393 GBP
$1,866 USD
View
Price last confirmed 11 days ago
A
Retailer 15
-
£1,398 GBP
ZAR 30,251 ZAR
View
A
Retailer 16
-
£1,693 GBP
$2,268 USD
View
A
Retailer 17
-
£1,860 GBP
$2,492 USD
View
B+
Retailer 18
-
£2,158 GBP
$2,892 USD
View
A
Retailer 19
-
£2,179 GBP
SGD 3,945 SGD
View
B+
Retailer 20
-
£2,367 GBP
View
Retailer 21
-
£3,458 GBP
A$7,128 AUD
View
Price last confirmed 22 days ago
Retailer 22
-
£4,045 GBP
$5,420 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-EC43E2AAE · Oct 30
£4,172 GBP
$5,590 USD
View
22 more retailers have this diamond
Prices start from £470 GBPSave up to £3,702 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+
3.07ct Round
£470 GBP