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Round|Lab Grown|IGI

1.59ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG830613241

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830613241

Diamond specifications and retailer prices

From £170 GBP
$226 USD
As of October 29, 2026
Save £1,499 GBP (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,669 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830613241 or 830613241. Listed at 24 retailers as of October 27, 2026, with prices from £170 to £1,669, a £1,499 spread on the same certified stone. Queensmith lists it at £1,669. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830613241
Dimensions7.59 × 7.53 × 4.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.59 mm7.53 mm1.59 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830613241
Side View
Table 57.0%Crown 33.2°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.1%

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: £1,669 GBP|Low: £170 GBP|High: £1,669 GBP|Avg: £547 GBP
Queensmith
Retailer 2
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October 30, 2026
Retailer 6£170 GBP
Retailer 4£190 GBP
Retailer 3£197 GBP
Retailer 9£210 GBP
Retailer 11£210 GBP
Retailer 24£231 GBP
Retailer 16£284 GBP
Retailer 8£318 GBP
Retailer 19£352 GBP
Retailer 22£362 GBP
Retailer 5£384 GBP
Retailer 13£392 GBP
Retailer 10£459 GBP
Retailer 23£492 GBP
Retailer 21£553 GBP
Retailer 7£677 GBP
Retailer 17£681 GBP
Retailer 14£716 GBP
Retailer 2£756 GBP
Retailer 18£848 GBP
Retailer 20£849 GBP
Retailer 12£959 GBP
Retailer 15£1,029 GBP
Queensmith£1,669 GBP

18 data points across 24 retailers

24 retailers£170 GBP to £1,669 GBP

A
Cheapest Retailer
-
£170 GBP
$226 USD
A
Retailer 2
-
£190 GBP
$253 USD
View
Final sale: no returns
A
Retailer 3
-
£197 GBP
$262 USD
View
A
Retailer 4
-
£210 GBP
$280 USD
View
A
Retailer 5
-
£210 GBP
$280 USD
View
A
Retailer 6
-
£231 GBP
HK$2,400 HKD
View
B+
Retailer 7
-
£284 GBP
$378 USD
View
Retailer 8
-
£318 GBP
View
Price last confirmed 13 days ago
A
Retailer 9
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£352 GBP
€447 EUR
View
A
Retailer 10
-
£362 GBP
ZAR 7,783 ZAR
View
A
Retailer 11
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£384 GBP
$511 USD
View
A
Retailer 12
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£392 GBP
View
B+
Retailer 13
-
£459 GBP
$611 USD
View
B+
Retailer 14
-
£492 GBP
A$1,008 AUD
View
B+
Retailer 15
-
£553 GBP
$736 USD
View
B+
Retailer 16
-
£677 GBP
$902 USD
View
B+
Retailer 17
-
£681 GBP
SGD 1,226 SGD
View
B
Retailer 18
-
£716 GBP
$954 USD
View
B
Retailer 19
-
£756 GBP
$1,007 USD
View
B
Retailer 20
-
£848 GBP
A$1,738 AUD
View
B+
Retailer 21
-
£849 GBP
View
B
Retailer 22
-
£959 GBP
$1,277 USD
View
Retailer 23
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£1,029 GBP
$1,370 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Queensmith
LG830613241 · Oct 27
£1,669 GBP
View
23 more retailers have this diamond
Prices start from £170 GBPSave up to £1,499 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
1.59ct Round
£170 GBP