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Round|Lab Grown|IGI

3.07ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG851611788

Shape and cutting style on the report: Round brilliant

Certificate IGI LG851611788

Diamond specifications and retailer prices

From £270 GBP
$362 USD
As of November 1, 2026
Save £1,245 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,515 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851611788 or 851611788. Listed at 21 retailers as of November 1, 2026, with prices from £270 to £1,515, a £1,245 spread on the same certified stone. Rare Carat lists it at £1,515. 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851611788
Dimensions9.31 × 9.37 × 5.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.31 mm9.37 mm3.07 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851611788
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.5%

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: Nov 1
Current: £1,515 GBP|Low: £270 GBP|High: £1,515 GBP|Avg: £742 GBP
Rare Carat
Retailer 2
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Retailer 21
November 1, 2026
Retailer 9£270 GBP
Retailer 21£313 GBP
Retailer 16£334 GBP
Retailer 10£373 GBP
Retailer 13£447 GBP
Retailer 17£448 GBP
Retailer 5£449 GBP
Retailer 11£534 GBP
Retailer 3£571 GBP
Retailer 15£597 GBP
Retailer 12£721 GBP
Retailer 14£741 GBP
Retailer 19£766 GBP
Retailer 20£786 GBP
Retailer 18£1,076 GBP
Retailer 6£1,085 GBP
Retailer 8£1,106 GBP
Retailer 4£1,187 GBP
Retailer 2£1,308 GBP
Retailer 7£1,458 GBP
Rare Carat£1,515 GBP

5 data points across 21 retailers

21 retailers£270 GBP to £1,515 GBP

A
Cheapest Retailer
-
£270 GBP
$362 USD
A
Retailer 2
-
£313 GBP
$420 USD
View
A
Retailer 3
-
£334 GBP
$448 USD
View
A
Retailer 4
-
£373 GBP
HK$3,900 HKD
View
A
Retailer 5
-
£447 GBP
View
A
Retailer 6
-
£448 GBP
$600 USD
View
B+
Retailer 7
-
£449 GBP
$602 USD
View
A
Retailer 8
-
£534 GBP
€681 EUR
View
A
Retailer 9
-
£571 GBP
$765 USD
View
A
Retailer 10
-
£597 GBP
View
A
Retailer 11
-
£721 GBP
A$1,487 AUD
View
A
Retailer 12
-
£741 GBP
ZAR 16,029 ZAR
View
A
Retailer 13
-
£766 GBP
$1,027 USD
View
B+
Retailer 14
-
£786 GBP
$1,053 USD
View
B+
Retailer 15
-
£1,076 GBP
$1,442 USD
View
B+
Retailer 16
-
£1,085 GBP
SGD 1,965 SGD
View
B+
Retailer 17
-
£1,106 GBP
$1,482 USD
View
B+
Retailer 18
-
£1,187 GBP
$1,591 USD
View
B+
Retailer 19
-
£1,308 GBP
View
B
Retailer 20
-
£1,458 GBP
$1,953 USD
View
Most Expensive
B
Rare Carat
AJ-00080884 · Nov 1
£1,515 GBP
$2,030 USD
View
20 more retailers have this diamond
Prices start from £270 GBPSave up to £1,245 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
£270 GBP