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Round|Lab Grown|IGI

1.65ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG778676548

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778676548

Diamond specifications and retailer prices

From £172 GBP
$231 USD
As of October 30, 2026
Save £736 GBP (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £908 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.65ct lab-grown round diamond

This 1.65ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778676548 or 778676548. Listed at 22 retailers as of October 30, 2026, with prices from £172 to £908, a £736 spread on the same certified stone. Reve Diamonds lists it at £908. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778676548
Dimensions7.65 × 7.61 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
7.65 mm7.61 mm1.65 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778676548
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £353 GBP|Low: £149 GBP|High: £908 GBP|Avg: £423 GBP|+2.7%
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
Reve Diamonds
October 31, 2026
Retailer 6£149 GBP
Retailer 2£172 GBP
Retailer 5£192 GBP
Retailer 14£192 GBP
Retailer 15£269 GBP
Retailer 9£282 GBP
Retailer 11£330 GBP
Retailer 1£353 GBP
Retailer 3£387 GBP
Retailer 12£448 GBP
Retailer 4£455 GBP
Retailer 7£617 GBP
Retailer 13£619 GBP
Retailer 8£657 GBP
Retailer 10£773 GBP
Retailer 16£781 GBP
Reve Diamonds£908 GBP

43 data points across 17 retailers

22 retailers£172 GBP to £908 GBP

Retailer 1
-
£149 GBP
$199 USD
Price last confirmed 23 days ago
Retailer 2
-
£159 GBP
$213 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
£172 GBP
$231 USD
View
Final sale: no returns
Retailer 4
-
£184 GBP
$247 USD
View
Price last confirmed 39 days ago
Retailer 5
-
£192 GBP
$257 USD
View
Price last confirmed 23 days ago
Retailer 6
-
£192 GBP
$257 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
£192 GBP
$257 USD
View
Retailer 8
-
£195 GBP
$261 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
£269 GBP
$360 USD
View
A
Retailer 10
-
£282 GBP
View
A
Retailer 11
-
£330 GBP
ZAR 7,136 ZAR
View
A
Retailer 12
-
£353 GBP
View
A
Retailer 13
-
£387 GBP
$518 USD
View
A
Retailer 14
-
£448 GBP
A$924 AUD
View
B+
Retailer 15
-
£455 GBP
$609 USD
View
Retailer 16
-
£617 GBP
$827 USD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
£619 GBP
$829 USD
View
Retailer 18
-
£634 GBP
$850 USD
View
Price last confirmed 40 days ago
B+
Retailer 19
-
£657 GBP
$880 USD
View
B
Retailer 20
-
£773 GBP
View
B
Retailer 21
-
£781 GBP
$1,047 USD
View
Most Expensive
B
Reve Diamonds
287FB0882 · Oct 30
£908 GBP
$1,217 USD
View
21 more retailers have this diamond
Prices start from £172 GBPSave up to £736 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
1.65ct Round
£172 GBP