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Round|Lab Grown|IGI

3.01ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG850671373

Shape and cutting style on the report: Round brilliant

Certificate IGI LG850671373

Diamond specifications and retailer prices

From £257 GBP
$345 USD
As of October 29, 2026
Save £1,112 GBP (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,370 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850671373 or 850671373. Listed at 17 retailers as of October 29, 2026, with prices from £257 to £1,370, a £1,112 spread on the same certified stone. With Clarity lists it at £1,370. 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

3.01
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850671373
Dimensions9.15 × 9.20 × 5.76 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
9.15 mm9.20 mm3.01 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850671373
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.8%

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: £1,336 GBP|Low: £257 GBP|High: £1,370 GBP|Avg: £644 GBP
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
With Clarity
November 1, 2026
Retailer 14£257 GBP
Retailer 12£299 GBP
Retailer 3£319 GBP
Retailer 4£353 GBP
Retailer 7£425 GBP
Retailer 15£433 GBP
Retailer 9£444 GBP
Retailer 16£499 GBP
Retailer 2£555 GBP
Retailer 13£674 GBP
Retailer 5£692 GBP
Retailer 11£738 GBP
Retailer 10£1,025 GBP
Retailer 8£1,028 GBP
Retailer 6£1,057 GBP
Retailer 1£1,336 GBP
With Clarity£1,370 GBP

5 data points across 17 retailers

17 retailers£257 GBP to £1,370 GBP

A
Cheapest Retailer
-
£257 GBP
$345 USD
A
Retailer 2
-
£299 GBP
$400 USD
View
A
Retailer 3
-
£319 GBP
$427 USD
View
A
Retailer 4
-
£353 GBP
HK$3,700 HKD
View
B+
Retailer 5
-
£425 GBP
$570 USD
View
A
Retailer 6
-
£433 GBP
$580 USD
View
A
Retailer 7
-
£444 GBP
View
A
Retailer 8
-
£499 GBP
€637 EUR
View
A
Retailer 9
-
£555 GBP
$743 USD
View
A
Retailer 10
-
£674 GBP
$903 USD
View
A
Retailer 11
-
£692 GBP
ZAR 14,988 ZAR
View
B+
Retailer 12
-
£738 GBP
$989 USD
View
B+
Retailer 13
-
£1,025 GBP
$1,374 USD
View
B+
Retailer 14
-
£1,028 GBP
SGD 1,862 SGD
View
B
Retailer 15
-
£1,057 GBP
$1,416 USD
View
B
Retailer 16
-
£1,336 GBP
$1,790 USD
View
Most Expensive
B
With Clarity
850671373 · Oct 31
£1,370 GBP
$1,835 USD
View
16 more retailers have this diamond
Prices start from £257 GBPSave up to £1,112 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
3.01ct Round
£257 GBP