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Round|Lab Grown|IGI

1.60ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG794635071

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794635071

Diamond specifications and retailer prices

From £194 GBP
$259 USD
As of October 29, 2026
Save £1,232 GBP (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £1,427 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.6ct lab-grown round diamond

This 1.6ct 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 LG794635071 or 794635071. Listed at 26 retailers as of October 29, 2026, with prices from £194 to £1,427, a £1,232 spread on the same certified stone. Helzberg Diamonds lists it at £1,427. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794635071
Dimensions7.53 × 7.48 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.48 mm1.60 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794635071
Side View
Table 60.0%Crown 34.2°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 60.6%

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: £1,427 GBP|Low: £187 GBP|High: £1,427 GBP|Avg: £569 GBP
Helzberg Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 3£194 GBP
Retailer 6£226 GBP
Retailer 5£242 GBP
Retailer 9£242 GBP
Retailer 4£269 GBP
Retailer 16£327 GBP
Retailer 13£365 GBP
Retailer 14£395 GBP
Retailer 15£415 GBP
Retailer 2£459 GBP
Retailer 10£498 GBP
Retailer 17£562 GBP
Retailer 19£613 GBP
Retailer 8£776 GBP
Retailer 11£790 GBP
Retailer 7£950 GBP
Retailer 12£973 GBP
Retailer 18£1,141 GBP
Helzberg Diamonds£1,427 GBP

37 data points across 19 retailers

26 retailers£194 GBP to £1,427 GBP

A
Cheapest Retailer
-
£194 GBP
$259 USD
A
Retailer 2
-
£218 GBP
$290 USD
View
Final sale: no returns
A
Retailer 3
-
£226 GBP
$301 USD
View
A
Retailer 4
-
£242 GBP
$322 USD
View
A
Retailer 5
-
£242 GBP
$322 USD
View
A
Retailer 6
-
£269 GBP
HK$2,800 HKD
View
B+
Retailer 7
-
£324 GBP
$432 USD
View
A
Retailer 8
-
£327 GBP
$435 USD
View
A
Retailer 9
-
£365 GBP
View
A
Retailer 10
-
£395 GBP
€501 EUR
View
A
Retailer 11
-
£396 GBP
$528 USD
View
A
Retailer 12
-
£415 GBP
ZAR 8,927 ZAR
View
B+
Retailer 13
-
£459 GBP
View
B+
Retailer 14
-
£498 GBP
$663 USD
View
B+
Retailer 15
-
£562 GBP
A$1,151 AUD
View
B+
Retailer 16
-
£613 GBP
$816 USD
View
B+
Retailer 17
-
£677 GBP
$902 USD
View
Price last confirmed 43 days ago
B
Retailer 18
-
£776 GBP
$1,034 USD
View
B
Retailer 19
-
£790 GBP
SGD 1,422 SGD
View
B
Retailer 20
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£815 GBP
$1,085 USD
View
B
Retailer 21
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£950 GBP
$1,265 USD
View
B
Retailer 22
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£973 GBP
View
B
Retailer 23
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£997 GBP
$1,328 USD
View
B
Retailer 24
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£1,039 GBP
$1,383 USD
View
B
Retailer 25
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£1,141 GBP
$1,520 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Helzberg Diamonds
ZXZNPKMJLGNH · Oct 29
£1,427 GBP
$1,900 USD
View
25 more retailers have this diamond
Prices start from £194 GBPSave up to £1,232 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
1.60ct Round
£194 GBP