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Radiant|Lab Grown|IGI

0.67ct D SI1 Radiant Lab Grown Diamond

EX • D/SI1 • IGI LG795616320

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

Certificate IGI LG795616320

Diamond specifications and retailer prices

From £104 GBP
$139 USD
As of October 30, 2026
Save £500 GBP (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £604 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.67ct lab-grown radiant diamond

This 0.67ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG795616320 or 795616320. Listed at 12 retailers as of October 26, 2026, with prices from £104 to £604, a £500 spread on the same certified stone. MOH London lists it at £604. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.67
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795616320
Dimensions6.08 × 4.38 × 2.87 mm
L/W Ratio1.39
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.08 mm4.38 mm0.67 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG795616320
Side View
Table 65.0%Crown 36.2°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 65.5%

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 30
Current: £604 GBP|Low: £100 GBP|High: £610 GBP|Avg: £264 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 11£104 GBP
Retailer 8£121 GBP
Retailer 9£129 GBP
Retailer 10£129 GBP
Retailer 3£202 GBP
Retailer 2£220 GBP
Retailer 7£237 GBP
Retailer 13£240 GBP
Retailer 4£290 GBP
Retailer 5£302 GBP
Retailer 12£414 GBP
Retailer 6£438 GBP
MOH London£604 GBP

41 data points across 13 retailers

12 retailers£104 GBP to £604 GBP

A
Cheapest Retailer
-
£104 GBP
$139 USD
A
Retailer 2
-
£121 GBP
$162 USD
View
A
Retailer 3
-
£129 GBP
$173 USD
View
A
Retailer 4
-
£129 GBP
$173 USD
View
Retailer 5
-
£202 GBP
$270 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
£220 GBP
View
B+
Retailer 7
-
£240 GBP
$322 USD
View
Retailer 8
-
£290 GBP
View
Price last confirmed 21 days ago
B+
Retailer 9
-
£302 GBP
$404 USD
View
B
Retailer 10
-
£414 GBP
$555 USD
View
B
Retailer 11
-
£438 GBP
$587 USD
View
Most Expensive
B
MOH London
LG795616320 · Oct 26
£604 GBP
View
11 more retailers have this diamond
Prices start from £104 GBPSave up to £500 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
0.67ct Radiant
£104 GBP