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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

VG • E/SI1 • GIA 7521947606

Certificate GIA 7521947606

Diamond specifications and retailer prices

From £4,748 GBP
HK$49,400 HKD
As of October 29, 2026
Save £5,551 GBP (54%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £10,299 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 E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7521947606. Listed at 24 retailers as of October 29, 2026, with prices from £4,748 to £10,299, a £5,551 spread on the same certified stone. NZ Jewellers lists it at £10,299. 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

1.50
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 7521947606
Dimensions7.12 × 7.01 × 4.60 mm
L/W Ratio1.02
Cert comments
Additional clouds, pinpoints and internal graining are not shown.
Key to symbols
Feather, Cloud, Crystal, Indented Natural
Top View
7.12 mm7.01 mm1.50 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7521947606
Side View
Table 55.0%Crown 38.5°Girdle: THN-THKPavilion 39.8°Culet: NoneDepth 65.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £10,299 GBP|Low: £4,748 GBP|High: £10,299 GBP|Avg: £6,358 GBP
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 3£4,748 GBP
Retailer 18£4,880 GBP
Retailer 22£5,069 GBP
Retailer 10£5,322 GBP
Retailer 4£5,670 GBP
Retailer 7£5,683 GBP
Retailer 17£5,684 GBP
Retailer 13£5,770 GBP
Retailer 5£5,775 GBP
Retailer 6£5,905 GBP
Retailer 15£6,099 GBP
Retailer 20£6,158 GBP
Retailer 19£6,252 GBP
Retailer 2£6,288 GBP
Retailer 21£6,411 GBP
Retailer 11£6,496 GBP
Retailer 16£6,665 GBP
Retailer 9£7,105 GBP
Retailer 8£7,663 GBP
Retailer 14£8,783 GBP
Retailer 12£9,092 GBP
NZ Jewellers£10,299 GBP

29 data points across 22 retailers

24 retailers£4,748 GBP to £10,299 GBP

A
Cheapest Retailer
-
£4,748 GBP
HK$49,400 HKD
A
Retailer 2
-
£4,880 GBP
₹618,954 INR
View
A
Retailer 3
-
£5,069 GBP
$6,750 USD
View
A
Retailer 4
-
£5,322 GBP
$7,087 USD
View
Retailer 5
-
£5,374 GBP
$7,156 USD
View
Price last confirmed 7 days ago
Retailer 6
-
£5,581 GBP
SGD 10,043 SGD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£5,670 GBP
$7,550 USD
View
A
Retailer 8
-
£5,683 GBP
$7,568 USD
View
Final sale: no returns
B+
Retailer 9
-
£5,684 GBP
$7,569 USD
View
A
Retailer 10
-
£5,770 GBP
View
B+
Retailer 11
-
£5,775 GBP
$7,690 USD
View
B+
Retailer 12
-
£5,905 GBP
SGD 10,626 SGD
View
Retailer 13
-
£6,099 GBP
A$12,495 AUD
View
Price last confirmed 26 days ago
B+
Retailer 14
-
£6,158 GBP
$8,200 USD
View
B+
Retailer 15
-
£6,252 GBP
$8,326 USD
View
B+
Retailer 16
-
£6,288 GBP
$8,374 USD
View
B+
Retailer 17
-
£6,411 GBP
$8,537 USD
View
B+
Retailer 18
-
£6,496 GBP
$8,651 USD
View
B+
Retailer 19
-
£6,665 GBP
€8,453 EUR
View
B+
Retailer 20
-
£7,105 GBP
$9,461 USD
View
B
Retailer 21
-
£7,663 GBP
ZAR 164,863 ZAR
View
B
Retailer 22
-
£8,783 GBP
View
B
Retailer 23
-
£9,092 GBP
$12,108 USD
View
Most Expensive
B
NZ Jewellers
19bff962-6137-4900-9164-47720f271006 · Oct 30
£10,299 GBP
$13,715 USD
View
23 more retailers have this diamond
Prices start from £4,748 GBPSave up to £5,551 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
£4,748 GBP