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Round|Lab Grown|GCAL

1.30ct D IF Round Lab Grown Diamond

EX • D/IF • GCAL 361716093

Shape and cutting style on the report: Round brilliant

Certificate GCAL 361716093

Diamond specifications and retailer prices

From £443 GBP
$594 USD
As of October 29, 2026
Save £1,987 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,031 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round 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 361716093. Listed at 13 retailers as of October 29, 2026, with a 449% 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

1.30
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361716093
Dimensions6.97 × 6.99 × 4.31 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.97 mm6.99 mm1.30 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361716093
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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: Oct 29
Current: £4,031 GBP|Low: £443 GBP|High: £4,031 GBP|Avg: £1,614 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 13£443 GBP
Retailer 12£496 GBP
Retailer 11£549 GBP
Retailer 9£599 GBP
Retailer 6£792 GBP
Retailer 14£1,045 GBP
Retailer 4£1,334 GBP
Retailer 10£1,594 GBP
Retailer 5£1,882 GBP
Retailer 15£2,057 GBP
Retailer 3£2,212 GBP
Retailer 7£2,218 GBP
Retailer 2£2,429 GBP
Retailer 8£2,429 GBP
Do Amore Diamonds£4,031 GBP

22 data points across 15 retailers

13 retailers£443 GBP to £2,429 GBP

A
Cheapest Retailer
-
£443 GBP
$594 USD
A
Retailer 2
-
£496 GBP
$666 USD
View
A
Retailer 3
-
£549 GBP
$737 USD
View
A
Retailer 4
-
£599 GBP
$804 USD
View
B+
Retailer 5
-
£792 GBP
$1,063 USD
View
B+
Retailer 6
-
£1,045 GBP
A$2,158 AUD
View
B
Retailer 7
-
£1,334 GBP
$1,790 USD
View
B+
Retailer 8
-
£1,594 GBP
$2,139 USD
View
B
Retailer 9
-
£1,882 GBP
CA$3,508 CAD
View
B
Retailer 10
-
£2,212 GBP
$2,968 USD
View
B
Retailer 11
-
£2,429 GBP
$3,260 USD
View
B
Retailer 12
-
£2,429 GBP
$3,260 USD
View
Most Expensive
Do Amore Diamonds
32-361716093 · Oct 31
£4,031 GBP
$5,410 USD
View
Price under review
12 more retailers have this diamond
Prices start from £443 GBPSave up to £1,987 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
1.30ct Round
£443 GBP