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Round|Lab Grown|IGI

1.60ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG764615191

Shape and cutting style on the report: Round brilliant

Certificate IGI LG764615191

Diamond specifications and retailer prices

From £197 GBP
$262 USD
As of October 29, 2026
Save £1,230 GBP (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,427 GBP at Helzberg Diamonds · As of October 28, 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 LG764615191 or 764615191. Listed at 24 retailers as of October 28, 2026, with prices from £197 to £1,427, a £1,230 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 angle33.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764615191
Dimensions7.56 × 7.54 × 4.54 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
7.56 mm7.54 mm1.60 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764615191
Side View
Table 60.0%Crown 33.9°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,427 GBP|Low: £188 GBP|High: £1,427 GBP|Avg: £519 GBP
Helzberg Diamonds
Retailer 2
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October 29, 2026
Retailer 9£197 GBP
Retailer 15£220 GBP
Retailer 11£228 GBP
Retailer 4£244 GBP
Retailer 10£244 GBP
Retailer 18£279 GBP
Retailer 20£329 GBP
Retailer 17£369 GBP
Retailer 8£398 GBP
Retailer 13£398 GBP
Retailer 21£419 GBP
Retailer 2£464 GBP
Retailer 5£500 GBP
Retailer 3£567 GBP
Retailer 7£749 GBP
Retailer 14£784 GBP
Retailer 22£799 GBP
Retailer 12£960 GBP
Retailer 16£982 GBP
Retailer 19£1,008 GBP
Retailer 6£1,045 GBP
Helzberg Diamonds£1,427 GBP

39 data points across 22 retailers

24 retailers£197 GBP to £1,427 GBP

A
Cheapest Retailer
-
£197 GBP
$262 USD
A
Retailer 2
-
£220 GBP
$293 USD
View
Final sale: no returns
A
Retailer 3
-
£228 GBP
$304 USD
View
A
Retailer 4
-
£244 GBP
$325 USD
View
A
Retailer 5
-
£244 GBP
$325 USD
View
A
Retailer 6
-
£279 GBP
HK$2,900 HKD
View
B+
Retailer 7
-
£329 GBP
$438 USD
View
A
Retailer 8
-
£369 GBP
View
A
Retailer 9
-
£397 GBP
$529 USD
View
A
Retailer 10
-
£398 GBP
$530 USD
View
A
Retailer 11
-
£398 GBP
€505 EUR
View
A
Retailer 12
-
£419 GBP
ZAR 9,016 ZAR
View
B+
Retailer 13
-
£464 GBP
View
B+
Retailer 14
-
£500 GBP
$666 USD
View
B+
Retailer 15
-
£567 GBP
A$1,162 AUD
View
B
Retailer 16
-
£749 GBP
$998 USD
View
B
Retailer 17
-
£784 GBP
$1,044 USD
View
B
Retailer 18
-
£799 GBP
SGD 1,438 SGD
View
B
Retailer 19
-
£960 GBP
$1,278 USD
View
B
Retailer 20
-
£982 GBP
View
B
Retailer 21
-
£1,008 GBP
$1,342 USD
View
B
Retailer 22
-
£1,045 GBP
$1,391 USD
View
B
Retailer 23
-
£1,174 GBP
$1,563 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNMKMHLHPH · Oct 28
£1,427 GBP
$1,900 USD
View
23 more retailers have this diamond
Prices start from £197 GBPSave up to £1,230 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
£197 GBP