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Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 6233565710

Certificate GIA 6233565710

Diamond specifications and retailer prices

From £4,394 GBP
HK$46,000 HKD
As of October 30, 2026
Save £5,513 GBP (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £9,908 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6233565710. Listed at 24 retailers as of October 30, 2026, with prices from £4,394 to £9,908, a £5,513 spread on the same certified stone. NZ Jewellers lists it at £9,908. 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
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6233565710
Dimensions7.12 × 7.06 × 4.58 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
7.12 mm7.06 mm1.50 ctD / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6233565710
Side View
Table 57.0%Crown 38.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 64.9%

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 30
Current: £9,908 GBP|Low: £4,250 GBP|High: £9,908 GBP|Avg: £5,743 GBP
NZ Jewellers
Retailer 2
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Retailer 23
October 30, 2026
Retailer 12£4,250 GBP
Retailer 14£4,394 GBP
Retailer 18£4,429 GBP
Retailer 3£4,463 GBP
Retailer 6£4,606 GBP
Retailer 8£4,680 GBP
Retailer 5£4,954 GBP
Retailer 10£4,954 GBP
Retailer 4£4,963 GBP
Retailer 7£5,367 GBP
Retailer 11£5,449 GBP
Retailer 13£5,547 GBP
Retailer 21£5,657 GBP
Retailer 22£5,657 GBP
Retailer 23£5,712 GBP
Retailer 19£5,844 GBP
Retailer 2£6,125 GBP
Retailer 16£6,192 GBP
Retailer 15£6,527 GBP
Retailer 9£6,589 GBP
Retailer 20£7,213 GBP
Retailer 17£8,300 GBP
NZ Jewellers£9,908 GBP

34 data points across 23 retailers

24 retailers£4,394 GBP to £9,908 GBP

Retailer 1
-
£4,250 GBP
$5,694 USD
Price last confirmed 12 days ago
A
Retailer 2
-
£4,394 GBP
HK$46,000 HKD
View
A
Retailer 3
-
£4,429 GBP
$5,935 USD
View
A
Retailer 4
-
£4,463 GBP
$5,980 USD
View
A
Retailer 5
-
£4,603 GBP
A$9,489 AUD
View
A
Retailer 6
-
£4,606 GBP
$6,171 USD
View
A
Retailer 7
-
£4,680 GBP
$6,271 USD
View
A
Retailer 8
-
£4,954 GBP
$6,638 USD
View
A
Retailer 9
-
£4,954 GBP
$6,638 USD
View
Final sale: no returns
A
Retailer 10
-
£4,963 GBP
$6,650 USD
View
A
Retailer 11
-
£5,367 GBP
$7,191 USD
View
B+
Retailer 12
-
£5,449 GBP
$7,301 USD
View
A
Retailer 13
-
£5,547 GBP
View
B+
Retailer 14
-
£5,657 GBP
$7,580 USD
View
B+
Retailer 15
-
£5,657 GBP
$7,580 USD
View
Retailer 16
-
£5,712 GBP
A$11,775 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
£5,844 GBP
$7,830 USD
View
B+
Retailer 18
-
£5,874 GBP
$7,870 USD
View
B+
Retailer 19
-
£6,125 GBP
€7,816 EUR
View
B+
Retailer 20
-
£6,192 GBP
$8,297 USD
View
B+
Retailer 21
-
£6,589 GBP
$8,829 USD
View
B+
Retailer 22
-
£7,213 GBP
ZAR 156,125 ZAR
View
B+
Retailer 23
-
£8,300 GBP
View
Most Expensive
B
NZ Jewellers
310f6203-bc18-4332-8911-3e82e8575a95 · Oct 30
£9,908 GBP
$13,275 USD
View
23 more retailers have this diamond
Prices start from £4,394 GBPSave up to £5,513 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
£4,394 GBP