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Princess|Lab Grown|IGI

0.75ct D SI1 Princess Lab Grown Diamond

VG • D/SI1 • IGI LG821654520

Certificate IGI LG821654520

Diamond specifications and retailer prices

From £344 GBP
As of October 31, 2026
Save £362 GBP (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £706 GBP at Jared · As of October 30, 2026
View at Jared

About this 0.75ct lab-grown princess diamond

This 0.75ct lab-grown princess sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG821654520 or 821654520. Listed at 4 retailers as of October 30, 2026, with prices from £344 to £706, a £362 spread on the same certified stone. Jared lists it at £706. 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

0.75
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG821654520
Dimensions4.91 × 4.81 × 3.62 mm
L/W Ratio1.02
Top View
4.91 mm4.81 mm0.75 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821654520
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 75.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £706 GBP|Low: £344 GBP|High: £706 GBP|Avg: £473 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
October 1, 2026
Retailer 3£344 GBP
Retailer 2£453 GBP
Retailer 4£453 GBP
Jared£706 GBP

3 data points across 4 retailers

4 retailers£344 GBP to £706 GBP

B
Cheapest Retailer
-
£344 GBP
B
Retailer 2
-
£453 GBP
View
B
Retailer 3
-
£453 GBP
View
Most Expensive
C
Jared
159800893 · Oct 30
£706 GBP
$950 USD
View
3 more retailers have this diamond
Prices start from £344 GBPSave up to £362 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.

B
0.75ct Princess
£344 GBP