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Radiant|Lab Grown|IGI

1.70ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG837633339

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG837633339

Diamond specifications and retailer prices

From £155 GBP
$206 USD
As of October 27, 2026
Save £1,019 GBP (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,174 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.7ct lab-grown radiant diamond

This 1.7ct lab-grown radiant 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 LG837633339 or 837633339. Listed at 13 retailers as of October 27, 2026, with prices from £155 to £1,174, a £1,019 spread on the same certified stone. Brilliant Earth lists it at £1,174. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837633339
Dimensions8.27 × 5.93 × 3.89 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.27 mm5.93 mm1.70 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837633339
Side View
Table 67.0%Crown 46.3°Girdle: MediumPavilion 35.2°Culet: NoneDepth 65.6%

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 27
Current: £1,174 GBP|Low: £151 GBP|High: £1,204 GBP|Avg: £596 GBP|-2.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 11£155 GBP
Retailer 8£180 GBP
Retailer 5£215 GBP
Retailer 6£322 GBP
Retailer 10£447 GBP
Retailer 3£618 GBP
Retailer 7£620 GBP
Retailer 9£715 GBP
Retailer 12£775 GBP
Retailer 4£792 GBP
Retailer 2£903 GBP
Brilliant Earth£1,174 GBP

31 data points across 12 retailers

13 retailers£155 GBP to £1,174 GBP

A
Cheapest Retailer
-
£155 GBP
$206 USD
A
Retailer 2
-
£180 GBP
$239 USD
View
A
Retailer 3
-
£215 GBP
View
A
Retailer 4
-
£322 GBP
€408 EUR
View
A
Retailer 5
-
£447 GBP
$594 USD
View
B+
Retailer 6
-
£618 GBP
$821 USD
View
B+
Retailer 7
-
£620 GBP
$824 USD
View
B+
Retailer 8
-
£715 GBP
$950 USD
View
B
Retailer 9
-
£775 GBP
SGD 1,391 SGD
View
Price last confirmed 16 days ago
B
Retailer 10
-
£790 GBP
$1,050 USD
View
B
Retailer 11
-
£797 GBP
$1,059 USD
View
B
Retailer 12
-
£903 GBP
View
Most Expensive
B
Brilliant Earth
21477711A · Oct 28
£1,174 GBP
$1,560 USD
View
12 more retailers have this diamond
Prices start from £155 GBPSave up to £1,019 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
1.70ct Radiant
£155 GBP