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Round|Natural|GIA

1.50ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 7566555788

Certificate GIA 7566555788

Diamond specifications and retailer prices

From £4,117 GBP
HK$43,100 HKD
As of October 31, 2026
Save £4,759 GBP (54%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £8,876 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7566555788. Listed at 26 retailers as of October 30, 2026, with prices from £4,117 to £8,876, a £4,759 spread on the same certified stone. NZ Jewellers lists it at £8,876. 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
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 7566555788
Dimensions7.16 × 7.08 × 4.54 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Indented Natural, Needle, Natural
Top View
7.16 mm7.08 mm1.50 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7566555788
Side View
Table 55.0%Crown 36.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 63.7%

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 31
Current: £8,876 GBP|Low: £4,089 GBP|High: £8,876 GBP|Avg: £5,823 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
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 1, 2026
Retailer 9£4,117 GBP
Retailer 7£4,188 GBP
Retailer 13£4,415 GBP
Retailer 14£4,531 GBP
Retailer 5£4,550 GBP
Retailer 8£4,628 GBP
Retailer 23£4,865 GBP
Retailer 6£4,898 GBP
Retailer 20£4,944 GBP
Retailer 22£5,055 GBP
Retailer 3£5,307 GBP
Retailer 24£5,329 GBP
Retailer 15£5,342 GBP
Retailer 2£5,427 GBP
Retailer 10£5,489 GBP
Retailer 16£5,580 GBP
Retailer 18£5,634 GBP
Retailer 21£5,696 GBP
Retailer 17£5,877 GBP
Retailer 11£6,123 GBP
Retailer 4£6,520 GBP
Retailer 19£7,819 GBP
Retailer 12£7,825 GBP
NZ Jewellers£8,876 GBP

19 data points across 24 retailers

26 retailers£4,117 GBP to £8,876 GBP

A
Cheapest Retailer
-
£4,117 GBP
HK$43,100 HKD
A
Retailer 2
-
£4,188 GBP
₹534,368 INR
View
A
Retailer 3
-
£4,415 GBP
$5,915 USD
View
A
Retailer 4
-
£4,531 GBP
$6,071 USD
View
A
Retailer 5
-
£4,550 GBP
A$9,378 AUD
View
A
Retailer 6
-
£4,628 GBP
$6,201 USD
View
A
Retailer 7
-
£4,865 GBP
$6,519 USD
View
B+
Retailer 8
-
£4,898 GBP
$6,563 USD
View
Final sale: no returns
B+
Retailer 9
-
£4,944 GBP
$6,625 USD
View
B+
Retailer 10
-
£5,055 GBP
View
B+
Retailer 11
-
£5,307 GBP
$7,111 USD
View
B+
Retailer 12
-
£5,329 GBP
$7,140 USD
View
B+
Retailer 13
-
£5,342 GBP
$7,158 USD
View
B+
Retailer 14
-
£5,427 GBP
$7,272 USD
View
B+
Retailer 15
-
£5,489 GBP
$7,354 USD
View
B+
Retailer 16
-
£5,523 GBP
SGD 10,001 SGD
View
Retailer 17
-
£5,580 GBP
A$11,502 AUD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
£5,634 GBP
View
B+
Retailer 19
-
£5,696 GBP
€7,269 EUR
View
B+
Retailer 20
-
£5,877 GBP
$7,874 USD
View
B
Retailer 21
-
£6,077 GBP
$8,142 USD
View
B+
Retailer 22
-
£6,123 GBP
$8,204 USD
View
B
Retailer 23
-
£6,520 GBP
ZAR 141,137 ZAR
View
B
Retailer 24
-
£7,819 GBP
View
B
Retailer 25
-
£7,825 GBP
$10,484 USD
View
Most Expensive
B
NZ Jewellers
649a6ce6-329a-46dd-8eba-98780c34b02a · Oct 30
£8,876 GBP
$11,893 USD
View
25 more retailers have this diamond
Prices start from £4,117 GBPSave up to £4,759 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
£4,117 GBP