Princess|Lab Grown|IGI

1.23ct D VVS2 Princess Lab Grown Diamond

VG • D/VVS2 • IGI LG702577490

Shape and cutting style on the report: Princess cut

Certificate IGI LG702577490

Diamond specifications and retailer prices

From £178 GBP
$238 USD
As of October 30, 2026
Save £860 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,037 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG702577490 or 702577490. Listed at 23 retailers as of October 30, 2026, with prices from £178 to £1,037, a £860 spread on the same certified stone. Brilliant Earth lists it at £1,037. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
D
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702577490
Dimensions5.73 × 5.63 × 4.23 mm
L/W Ratio1.02
Culet sizePointed
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
5.73 mm5.63 mm1.23 ctD / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702577490
Side View
Table 68.0%Crown 45.7°Girdle: MediumPavilion 38.8°Culet: NoneDepth 75.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,037 GBP|Low: £170 GBP|High: £1,172 GBP|Avg: £539 GBP|-11.5%
Brilliant Earth
Retailer 2
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Retailer 12
Retailer 13
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Retailer 18
October 30, 2026
Retailer 3£178 GBP
Retailer 6£199 GBP
Retailer 4£220 GBP
Retailer 2£289 GBP
Retailer 9£297 GBP
Retailer 12£353 GBP
Retailer 16£378 GBP
Retailer 8£396 GBP
Retailer 11£415 GBP
Retailer 17£537 GBP
Retailer 14£672 GBP
Retailer 15£675 GBP
Retailer 7£708 GBP
Retailer 18£710 GBP
Retailer 10£750 GBP
Retailer 13£887 GBP
Retailer 5£981 GBP
Brilliant Earth£1,037 GBP

35 data points across 18 retailers

23 retailers£178 GBP to £1,037 GBP

A
Cheapest Retailer
-
£178 GBP
$238 USD
A
Retailer 2
-
£199 GBP
$266 USD
View
Final sale: no returns
A
Retailer 3
-
£206 GBP
$276 USD
View
A
Retailer 4
-
£220 GBP
$295 USD
View
A
Retailer 5
-
£220 GBP
$295 USD
View
A
Retailer 6
-
£289 GBP
View
A
Retailer 7
-
£297 GBP
$398 USD
View
A
Retailer 8
-
£353 GBP
€451 EUR
View
A
Retailer 9
-
£378 GBP
ZAR 8,186 ZAR
View
B+
Retailer 10
-
£396 GBP
$531 USD
View
B+
Retailer 11
-
£399 GBP
$535 USD
View
B+
Retailer 12
-
£415 GBP
View
B+
Retailer 13
-
£537 GBP
A$1,107 AUD
View
B
Retailer 14
-
£672 GBP
$900 USD
View
B
Retailer 15
-
£672 GBP
A$1,386 AUD
View
B
Retailer 16
-
£675 GBP
$905 USD
View
B
Retailer 17
-
£708 GBP
$948 USD
View
B
Retailer 18
-
£710 GBP
$951 USD
View
B
Retailer 19
-
£746 GBP
$1,000 USD
View
B
Retailer 20
-
£766 GBP
$1,026 USD
View
B
Retailer 21
-
£887 GBP
View
B
Retailer 22
-
£981 GBP
$1,314 USD
View
Most Expensive
B
Brilliant Earth
16037841A · Oct 30
£1,037 GBP
$1,390 USD
View
22 more retailers have this diamond
Prices start from £178 GBPSave up to £860 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
1.23ct Princess
£178 GBP