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Round|Lab Grown|IGI

1.63ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG791656671

Shape and cutting style on the report: Round brilliant

Certificate IGI LG791656671

Diamond specifications and retailer prices

From £186 GBP
$249 USD
As of October 29, 2026
Save £799 GBP (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,211 GBP at Novita Diamonds · As of July 28, 2026
View at Novita Diamonds

About this 1.63ct lab-grown round diamond

This 1.63ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791656671 or 791656671. Listed at 22 retailers as of October 29, 2026, with a 430% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791656671
Dimensions7.53 × 7.49 × 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
7.53 mm7.49 mm1.63 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791656671
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.6%

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 29
Current: £378 GBP|Low: £186 GBP|High: £1,067 GBP|Avg: £505 GBP|+1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 31, 2026
Retailer 2£186 GBP
Retailer 3£208 GBP
Retailer 7£231 GBP
Retailer 10£348 GBP
Retailer 1£378 GBP
Retailer 6£387 GBP
Retailer 11£397 GBP
Retailer 5£421 GBP
Retailer 8£421 GBP
Retailer 9£438 GBP
Retailer 12£538 GBP
Retailer 16£602 GBP
Retailer 15£746 GBP
Retailer 4£840 GBP
Retailer 13£927 GBP
Retailer 14£985 GBP

35 data points across 16 retailers

22 retailers£186 GBP to £985 GBP

A
Cheapest Retailer
-
£186 GBP
$249 USD
A
Retailer 2
-
£208 GBP
$279 USD
View
Final sale: no returns
Retailer 3
-
£228 GBP
$305 USD
View
Price last confirmed 46 days ago
A
Retailer 4
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£231 GBP
$309 USD
View
A
Retailer 5
-
£348 GBP
View
A
Retailer 6
-
£378 GBP
€482 EUR
View
A
Retailer 7
-
£387 GBP
$519 USD
View
A
Retailer 8
-
£397 GBP
ZAR 8,587 ZAR
View
A
Retailer 9
-
£421 GBP
$564 USD
View
A
Retailer 10
-
£421 GBP
$564 USD
View
B+
Retailer 11
-
£438 GBP
View
B+
Retailer 12
-
£538 GBP
A$1,109 AUD
View
B+
Retailer 13
-
£602 GBP
$807 USD
View
Retailer 14
-
£648 GBP
$868 USD
View
Price last confirmed 46 days ago
B
Retailer 15
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£711 GBP
$953 USD
View
Retailer 16
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£746 GBP
$1,000 USD
View
Price last confirmed 13 days ago
B
Retailer 17
-
£781 GBP
$1,046 USD
View
B
Retailer 18
-
£840 GBP
$1,125 USD
View
B
Retailer 19
-
£908 GBP
$1,217 USD
View
B
Retailer 20
-
£927 GBP
View
B
Retailer 21
-
£985 GBP
$1,320 USD
View
Most Expensive
Novita Diamonds
cert_791656671 · Jul 28
£1,211 GBP
A$2,497 AUD
View
Price last confirmed 95 days ago
21 more retailers have this diamond
Prices start from £186 GBPSave up to £799 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
1.63ct Round
£186 GBP