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Round|Lab Grown|IGI

1.65ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG825639500

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825639500

Diamond specifications and retailer prices

From £207 GBP
$277 USD
As of October 29, 2026
Save £1,099 GBP (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,306 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825639500 or 825639500. Listed at 21 retailers as of October 29, 2026, with prices from £207 to £1,306, a £1,099 spread on the same certified stone. Brilliant Earth lists it at £1,306. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825639500
Dimensions7.54 × 7.59 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
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
Top View
7.54 mm7.59 mm1.65 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825639500
Side View
Table 59.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

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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 29
Current: £358 GBP|Low: £207 GBP|High: £1,067 GBP|Avg: £499 GBP|-3.4%
Retailer 1
Retailer 2
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Retailer 4
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Retailer 20
October 30, 2026
Retailer 14£207 GBP
Retailer 17£231 GBP
Retailer 8£240 GBP
Retailer 7£257 GBP
Retailer 10£260 GBP
Retailer 13£287 GBP
Retailer 20£345 GBP
Retailer 1£358 GBP
Retailer 5£373 GBP
Retailer 15£422 GBP
Retailer 2£441 GBP
Retailer 12£449 GBP
Retailer 16£455 GBP
Retailer 19£596 GBP
Retailer 11£798 GBP
Retailer 4£825 GBP
Retailer 6£825 GBP
Retailer 18£914 GBP
Retailer 3£1,030 GBP
Retailer 9£1,043 GBP

24 data points across 20 retailers

21 retailers£207 GBP to £1,306 GBP

A
Cheapest Retailer
-
£207 GBP
$277 USD
A
Retailer 2
-
£231 GBP
$309 USD
View
Final sale: no returns
A
Retailer 3
-
£240 GBP
$321 USD
View
A
Retailer 4
-
£257 GBP
$344 USD
View
A
Retailer 5
-
£260 GBP
$348 USD
View
A
Retailer 6
-
£287 GBP
HK$3,000 HKD
View
B+
Retailer 7
-
£345 GBP
$462 USD
View
A
Retailer 8
-
£358 GBP
View
A
Retailer 9
-
£373 GBP
$500 USD
View
A
Retailer 10
-
£422 GBP
€538 EUR
View
A
Retailer 11
-
£441 GBP
ZAR 9,538 ZAR
View
A
Retailer 12
-
£449 GBP
View
A
Retailer 13
-
£455 GBP
$610 USD
View
B+
Retailer 14
-
£596 GBP
A$1,229 AUD
View
B
Retailer 15
-
£798 GBP
$1,069 USD
View
B+
Retailer 16
-
£825 GBP
SGD 1,493 SGD
View
B+
Retailer 17
-
£825 GBP
$1,105 USD
View
B
Retailer 18
-
£914 GBP
$1,225 USD
View
B
Retailer 19
-
£1,030 GBP
$1,380 USD
View
B
Retailer 20
-
£1,043 GBP
View
Most Expensive
B
Brilliant Earth
21294218A · Oct 29
£1,306 GBP
$1,750 USD
View
20 more retailers have this diamond
Prices start from £207 GBPSave up to £1,099 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
£207 GBP