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Round|Lab Grown|IGI

3.65ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG803682554

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803682554

Diamond specifications and retailer prices

From £617 GBP
$821 USD
As of October 28, 2026
Save £2,718 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,334 GBP at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 3.65ct lab-grown round diamond

This 3.65ct 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 LG803682554 or 803682554. Listed at 16 retailers as of October 23, 2026, with prices from £617 to £3,334, a £2,718 spread on the same certified stone. Do Amore Diamonds lists it at £3,334. 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

3.65
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803682554
Dimensions9.85 × 9.80 × 6.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.85 mm9.80 mm3.65 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803682554
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £3,334 GBP|Low: £299 GBP|High: £3,334 GBP|Avg: £1,208 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 24, 2026
Retailer 15£375 GBP
Retailer 4£420 GBP
Retailer 6£420 GBP
Retailer 16£465 GBP
Retailer 14£617 GBP
Retailer 2£743 GBP
Retailer 9£769 GBP
Retailer 10£1,092 GBP
Retailer 11£1,103 GBP
Retailer 13£1,201 GBP
Retailer 5£1,350 GBP
Retailer 7£1,604 GBP
Retailer 3£1,740 GBP
Retailer 8£1,753 GBP
Retailer 12£2,241 GBP
Do Amore Diamonds£3,334 GBP

37 data points across 16 retailers

16 retailers£617 GBP to £3,334 GBP

Retailer 1
-
£375 GBP
$500 USD
Price last confirmed 9 days ago
Retailer 2
-
£420 GBP
$559 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£465 GBP
$619 USD
View
Price last confirmed 13 days ago
Retailer 4
-
£465 GBP
$619 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£617 GBP
$821 USD
View
A
Retailer 6
-
£743 GBP
$990 USD
View
A
Retailer 7
-
£769 GBP
View
Retailer 8
-
£1,092 GBP
A$2,238 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
£1,103 GBP
ZAR 23,727 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 10
-
£1,201 GBP
$1,599 USD
View
Price last confirmed 7 days ago
Retailer 11
-
£1,350 GBP
$1,798 USD
View
Price last confirmed 8 days ago
B
Retailer 12
-
£1,604 GBP
$2,136 USD
View
Retailer 13
-
£1,740 GBP
$2,317 USD
View
Price last confirmed 7 days ago
Retailer 14
-
£1,753 GBP
$2,335 USD
View
Price last confirmed 8 days ago
Retailer 15
-
£2,241 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-9B1226B5C · Oct 23
£3,334 GBP
$4,440 USD
View
15 more retailers have this diamond
Prices start from £617 GBPSave up to £2,718 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
3.65ct Round
£617 GBP