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Princess|Lab Grown|IGI

1.23ct F VVS2 Princess Lab Grown Diamond

ID • F/VVS2 • IGI LG717599947

Shape and cutting style on the report: Princess cut

Certificate IGI LG717599947

Diamond specifications and retailer prices

From £170 GBP
As of November 4, 2026
Save £784 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £954 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG717599947 or 717599947. Listed at 23 retailers as of November 4, 2026, with prices from £170 to £954, a £784 spread on the same certified stone. Reve Diamonds lists it at £954. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717599947
Dimensions5.89 × 5.80 × 4.04 mm
L/W Ratio1.02
Girdle conditionFaceted
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
5.89 mm5.80 mm1.23 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717599947
Side View
Table 68.0%Crown 44.7°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 69.7%

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: Nov 4
Current: £390 GBP|Low: £169 GBP|High: £954 GBP|Avg: £484 GBP|+2.7%
Retailer 1
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Retailer 18
Reve Diamonds
November 5, 2026
Retailer 7£170 GBP
Retailer 16£190 GBP
Retailer 18£197 GBP
Retailer 4£211 GBP
Retailer 9£211 GBP
Retailer 5£359 GBP
Retailer 14£364 GBP
Retailer 3£390 GBP
Retailer 1£390 GBP
Retailer 15£398 GBP
Retailer 2£515 GBP
Retailer 13£516 GBP
Retailer 17£593 GBP
Retailer 6£678 GBP
Retailer 12£681 GBP
Retailer 8£716 GBP
Retailer 11£842 GBP
Retailer 10£948 GBP
Reve Diamonds£954 GBP

41 data points across 19 retailers

23 retailers£170 GBP to £954 GBP

A
Cheapest Retailer
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£170 GBP
A
Retailer 2
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£190 GBP
View
Final sale: no returns
A
Retailer 3
-
£197 GBP
View
Retailer 4
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£207 GBP
View
Price last confirmed 44 days ago
Retailer 5
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£211 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
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£211 GBP
View
A
Retailer 7
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£359 GBP
View
A
Retailer 8
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£364 GBP
View
A
Retailer 9
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£366 GBP
View
A
Retailer 10
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£390 GBP
View
A
Retailer 11
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£390 GBP
View
Retailer 12
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£398 GBP
View
Price last confirmed 7 days ago
Retailer 13
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£515 GBP
View
Price last confirmed 18 days ago
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Retailer 14
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£516 GBP
View
B+
Retailer 15
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£560 GBP
View
Retailer 16
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£593 GBP
View
Price last confirmed 9 days ago
B
Retailer 17
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£678 GBP
View
B
Retailer 18
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£681 GBP
View
B
Retailer 19
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£716 GBP
View
B
Retailer 20
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£766 GBP
View
B
Retailer 21
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£842 GBP
View
B
Retailer 22
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£948 GBP
View
Most Expensive
B
Reve Diamonds
1F6242D94 · Nov 4
£954 GBP
$1,288 USD
View
22 more retailers have this diamond
Prices start from £170 GBPSave up to £784 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
£170 GBP