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Round|Natural|GIA

1.50ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2544989670

Certificate GIA 2544989670

Diamond specifications and retailer prices

From £5,335 GBP
$7,148 USD
As of October 29, 2026
Save £6,701 GBP (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £12,036 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2544989670. Listed at 20 retailers as of October 29, 2026, with prices from £5,335 to £12,036, a £6,701 spread on the same certified stone. NZ Jewellers lists it at £12,036. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2544989670
Dimensions7.29 × 7.31 × 4.57 mm
L/W Ratio1.00
Top View
7.29 mm7.31 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544989670
Side View
Table 55.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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: £12,036 GBP|Low: £5,246 GBP|High: £12,036 GBP|Avg: £7,433 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10£5,335 GBP
Retailer 8£5,771 GBP
Retailer 13£6,018 GBP
Retailer 5£6,413 GBP
Retailer 11£6,519 GBP
Retailer 9£6,620 GBP
Retailer 6£6,673 GBP
Retailer 2£7,498 GBP
Retailer 12£7,522 GBP
Retailer 3£7,923 GBP
Retailer 4£8,579 GBP
Retailer 7£10,083 GBP
NZ Jewellers£12,036 GBP

41 data points across 13 retailers

20 retailers£5,335 GBP to £12,036 GBP

A
Cheapest Retailer
-
£5,335 GBP
$7,148 USD
A
Retailer 2
-
£5,456 GBP
$7,310 USD
View
A
Retailer 3
-
£5,771 GBP
$7,732 USD
View
Final sale: no returns
A
Retailer 4
-
£5,794 GBP
$7,764 USD
View
A
Retailer 5
-
£5,913 GBP
CA$11,004 CAD
View
B+
Retailer 6
-
£6,413 GBP
$8,593 USD
View
B+
Retailer 7
-
£6,519 GBP
$8,735 USD
View
B+
Retailer 8
-
£6,620 GBP
$8,870 USD
View
B+
Retailer 9
-
£6,673 GBP
View
B+
Retailer 10
-
£6,677 GBP
$8,946 USD
View
B+
Retailer 11
-
£6,915 GBP
$9,266 USD
View
B+
Retailer 12
-
£7,130 GBP
$9,554 USD
View
B+
Retailer 13
-
£7,135 GBP
$9,560 USD
View
B+
Retailer 14
-
£7,135 GBP
$9,560 USD
View
B+
Retailer 15
-
£7,374 GBP
$9,880 USD
View
B+
Retailer 16
-
£7,498 GBP
€9,568 EUR
View
B+
Retailer 17
-
£7,522 GBP
$10,079 USD
View
B+
Retailer 18
-
£7,678 GBP
$10,288 USD
View
B
Retailer 19
-
£10,083 GBP
View
Most Expensive
B
NZ Jewellers
24a113c3-3058-4816-89e1-f54d8a08c8a4 · Oct 30
£12,036 GBP
$16,127 USD
View
19 more retailers have this diamond
Prices start from £5,335 GBPSave up to £6,701 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
1.50ct Round
£5,335 GBP