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Round|Lab Grown|IGI

3.50ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG605387753

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605387753

Diamond specifications and retailer prices

From £500 GBP
$670 USD
As of October 29, 2026
Save £1,955 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,455 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.5ct lab-grown round diamond

This 3.5ct 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 LG605387753 or 605387753. Listed at 19 retailers as of October 29, 2026, with prices from £500 to £2,455, a £1,955 spread on the same certified stone. MOH London lists it at £2,455. 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605387753
Dimensions9.77 × 9.70 × 5.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.77 mm9.70 mm3.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605387753
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.0%

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 29
Current: £2,455 GBP|Low: £500 GBP|High: £2,480 GBP|Avg: £1,195 GBP|-0.9%
MOH London
Retailer 2
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Retailer 11
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Retailer 19
October 31, 2026
Retailer 4£500 GBP
Retailer 13£544 GBP
Retailer 3£559 GBP
Retailer 7£580 GBP
Retailer 11£619 GBP
Retailer 15£625 GBP
Retailer 5£713 GBP
Retailer 14£820 GBP
Retailer 16£830 GBP
Retailer 19£918 GBP
Retailer 17£924 GBP
Retailer 2£1,309 GBP
Retailer 6£1,346 GBP
Retailer 12£1,481 GBP
Retailer 9£1,646 GBP
Retailer 10£1,840 GBP
Retailer 8£1,978 GBP
Retailer 18£2,000 GBP
MOH London£2,455 GBP

27 data points across 19 retailers

19 retailers£500 GBP to £2,455 GBP

A
Cheapest Retailer
-
£500 GBP
$670 USD
A
Retailer 2
-
£544 GBP
$729 USD
View
A
Retailer 3
-
£559 GBP
$749 USD
View
Final sale: no returns
A
Retailer 4
-
£580 GBP
$777 USD
View
Retailer 5
-
£619 GBP
$829 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
£625 GBP
$838 USD
View
A
Retailer 7
-
£713 GBP
$955 USD
View
A
Retailer 8
-
£820 GBP
$1,099 USD
View
A
Retailer 9
-
£830 GBP
View
A
Retailer 10
-
£918 GBP
$1,230 USD
View
A
Retailer 11
-
£924 GBP
View
B+
Retailer 12
-
£1,309 GBP
A$2,699 AUD
View
B+
Retailer 13
-
£1,346 GBP
ZAR 29,135 ZAR
View
B+
Retailer 14
-
£1,481 GBP
$1,984 USD
View
B
Retailer 15
-
£1,646 GBP
$2,206 USD
View
Retailer 16
-
£1,840 GBP
$2,465 USD
View
Price last confirmed 12 days ago
B
Retailer 17
-
£1,978 GBP
$2,650 USD
View
B
Retailer 18
-
£2,000 GBP
$2,679 USD
View
Most Expensive
B
MOH London
LG605387753 · Oct 29
£2,455 GBP
View
18 more retailers have this diamond
Prices start from £500 GBPSave up to £1,955 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 Round
£500 GBP