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3.65ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG631406610

Shape and cutting style on the report: Round brilliant

Certificate IGI LG631406610

Diamond specifications and retailer prices

From £1,110 GBP
CA$2,054 CAD
As of October 27, 2026
Save £358 GBP (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,469 GBP at The Diamond Guys · As of October 28, 2026
View at The Diamond Guys

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 LG631406610 or 631406610. Listed at 2 retailers as of October 27, 2026, with prices from £1,110 to £1,469, a £358 spread on the same certified stone. The Diamond Guys lists it at £1,469. 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 angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631406610
Dimensions9.97 × 9.90 × 6.03 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
9.97 mm9.90 mm3.65 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631406610
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 27
Current: £2,051 GBP|Low: £216 GBP|High: £4,070 GBP|Avg: £1,350 GBP|-3.3%
Retailer 1
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The Diamond Guys
August 3, 2026
Retailer 6£567 GBP
Retailer 9£616 GBP
Retailer 13£704 GBP
Retailer 3£724 GBP
Retailer 12£867 GBP
Retailer 7£879 GBP
Retailer 10£1,110 GBP
Retailer 11£1,261 GBP
Retailer 5£1,333 GBP
Retailer 4£1,372 GBP
The Diamond Guys£1,469 GBP
Retailer 1£2,051 GBP
Retailer 14£2,313 GBP
Retailer 8£2,556 GBP
Retailer 2£3,890 GBP

64 data points across 15 retailers

2 retailers£1,110 GBP to £1,469 GBP

B+
Cheapest Retailer
-
£1,110 GBP
CA$2,054 CAD
Most Expensive
B
The Diamond Guys
1954433870 · Oct 28
£1,469 GBP
$1,956 USD
View
1 more retailer has this diamond
Prices start from £1,110 GBPSave up to £358 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.

B+
3.65ct Round
£1,110 GBP