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Radiant|Lab Grown|GIA

1.33ct D IF Radiant Lab Grown Diamond

ID • D/IF • GIA 1515782006

Certificate GIA 1515782006

Diamond specifications and retailer prices

From £427 GBP
As of November 4, 2026
Save £2,217 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,644 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515782006. Listed at 11 retailers as of November 4, 2026, with prices from £427 to £2,644, a £2,217 spread on the same certified stone. Brilliant Earth lists it at £2,644. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1515782006
Dimensions7.54 × 5.53 × 3.70 mm
L/W Ratio1.36
Girdle conditionPolished
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
7.54 mm5.53 mm1.33 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515782006
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.9%

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: £2,644 GBP|Low: £352 GBP|High: £2,726 GBP|Avg: £1,264 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 4£352 GBP
Retailer 2£427 GBP
Retailer 8£478 GBP
Retailer 7£479 GBP
Retailer 9£530 GBP
Retailer 11£1,007 GBP
Retailer 5£1,538 GBP
Retailer 6£1,557 GBP
Retailer 3£1,704 GBP
Retailer 12£1,843 GBP
Retailer 10£2,304 GBP
Brilliant Earth£2,644 GBP

33 data points across 12 retailers

11 retailers£427 GBP to £2,644 GBP

A
Cheapest Retailer
-
£427 GBP
A
Retailer 2
-
£478 GBP
View
Final sale: no returns
A
Retailer 3
-
£479 GBP
View
A
Retailer 4
-
£530 GBP
View
B+
Retailer 5
-
£1,007 GBP
View
B+
Retailer 6
-
£1,538 GBP
View
B+
Retailer 7
-
£1,557 GBP
View
B
Retailer 8
-
£1,704 GBP
View
B
Retailer 9
-
£1,843 GBP
View
B
Retailer 10
-
£2,304 GBP
View
Most Expensive
B
Brilliant Earth
13624377Y · Nov 4
£2,644 GBP
$3,570 USD
View
10 more retailers have this diamond
Prices start from £427 GBPSave up to £2,217 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
1.33ct Radiant
£427 GBP