CaratHunter
Plans
Princess|Lab Grown|GCAL

1.28ct D IF Princess Lab Grown Diamond

ID • D/IF • GCAL 361737033

Shape and cutting style on the report: Princess

Certificate GCAL 361737033

Diamond specifications and retailer prices

From £1,198 GBP
$1,608 USD
As of November 1, 2026
Save £2,446 GBP (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £6,066 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown princess diamond

This 1.28ct lab-grown princess 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 and certified by GCAL 361737033. Listed at 8 retailers as of November 1, 2026, with a 204% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle37.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361737033
Dimensions5.89 × 5.87 × 4.22 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.89 mm5.87 mm1.28 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361737033
Side View
Table 66.0%Crown 45°Girdle: THN-MEDPavilion 37.8°Culet: NoneDepth 71.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £6,066 GBP|Low: £1,198 GBP|High: £6,066 GBP|Avg: £3,230 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9£1,198 GBP
Retailer 7£1,282 GBP
Retailer 8£2,371 GBP
Retailer 2£3,153 GBP
Retailer 5£3,306 GBP
Retailer 6£3,395 GBP
Retailer 3£3,644 GBP
Retailer 4£3,644 GBP
Do Amore Diamonds£6,066 GBP

19 data points across 9 retailers

8 retailers£1,198 GBP to £3,644 GBP

B+
Cheapest Retailer
-
£1,198 GBP
$1,608 USD
B+
Retailer 2
-
£1,282 GBP
$1,720 USD
View
B
Retailer 3
-
£2,371 GBP
CA$4,418 CAD
View
B
Retailer 4
-
£3,153 GBP
View
B
Retailer 5
-
£3,306 GBP
$4,436 USD
View
B
Retailer 6
-
£3,644 GBP
$4,890 USD
View
B
Retailer 7
-
£3,644 GBP
$4,890 USD
View
Most Expensive
Do Amore Diamonds
32-361737033 · Oct 31
£6,066 GBP
$8,140 USD
View
Price under review
7 more retailers have this diamond
Prices start from £1,198 GBPSave up to £2,446 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+
1.28ct Princess
£1,198 GBP