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Round|Lab Grown|IGI

1.68ct D VS2 Round Lab Grown Diamond

ID • D/VS2 • IGI LG645491669

Shape and cutting style on the report: Round brilliant

Certificate IGI LG645491669

Diamond specifications and retailer prices

From £171 GBP
$228 USD
As of October 29, 2026
Save £1,466 GBP (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,637 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.68ct lab-grown round diamond

This 1.68ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645491669 or 645491669. Listed at 11 retailers as of October 29, 2026, with prices from £171 to £1,637, a £1,466 spread on the same certified stone. Do Amore Diamonds lists it at £1,637. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645491669
Dimensions7.70 × 7.73 × 4.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.70 mm7.73 mm1.68 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645491669
Side View
Table 56.0%Crown 33.1°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 60.5%

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: £1,637 GBP|Low: £142 GBP|High: £1,690 GBP|Avg: £724 GBP|-3.1%
Do Amore Diamonds
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 10£171 GBP
Retailer 13£191 GBP
Retailer 11£360 GBP
Retailer 2£373 GBP
Retailer 4£442 GBP
Retailer 6£481 GBP
Retailer 5£488 GBP
Retailer 3£492 GBP
Retailer 9£683 GBP
Retailer 15£894 GBP
Retailer 8£938 GBP
Retailer 7£1,030 GBP
Retailer 14£1,179 GBP
Retailer 12£1,329 GBP
Do Amore Diamonds£1,637 GBP

35 data points across 15 retailers

11 retailers£171 GBP to £1,637 GBP

A
Cheapest Retailer
-
£171 GBP
$228 USD
A
Retailer 2
-
£191 GBP
$255 USD
View
Final sale: no returns
A
Retailer 3
-
£198 GBP
$264 USD
View
B+
Retailer 4
-
£360 GBP
$479 USD
View
A
Retailer 5
-
£373 GBP
View
B+
Retailer 6
-
£683 GBP
$910 USD
View
B
Retailer 7
-
£752 GBP
$1,001 USD
View
B
Retailer 8
-
£938 GBP
View
B
Retailer 9
-
£1,179 GBP
$1,570 USD
View
B
Retailer 10
-
£1,329 GBP
$1,770 USD
View
Most Expensive
B
Do Amore Diamonds
27-03D82B2B7 · Oct 29
£1,637 GBP
$2,180 USD
View
10 more retailers have this diamond
Prices start from £171 GBPSave up to £1,466 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
1.68ct Round
£171 GBP