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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6522273997

Certificate GIA 6522273997

Diamond specifications and retailer prices

From £4,837 GBP
As of November 4, 2026
Save £6,045 GBP (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £10,882 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522273997. Listed at 24 retailers as of November 4, 2026, with prices from £4,837 to £10,882, a £6,045 spread on the same certified stone. NZ Jewellers lists it at £10,882. 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

1.53
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6522273997
Dimensions7.34 × 7.29 × 4.55 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.34 mm7.29 mm1.53 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6522273997
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: Nov 4
Current: £10,882 GBP|Low: £4,831 GBP|High: £10,882 GBP|Avg: £6,486 GBP
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 22
November 6, 2026
Retailer 19£4,837 GBP
Retailer 20£4,878 GBP
Retailer 11£5,064 GBP
Retailer 21£5,094 GBP
Retailer 8£5,435 GBP
Retailer 10£5,441 GBP
Retailer 12£5,441 GBP
Retailer 7£5,894 GBP
Retailer 13£5,962 GBP
Retailer 9£5,985 GBP
Retailer 15£6,198 GBP
Retailer 5£6,204 GBP
Retailer 6£6,204 GBP
Retailer 2£6,226 GBP
Retailer 22£6,412 GBP
Retailer 14£6,522 GBP
Retailer 17£6,708 GBP
Retailer 4£6,801 GBP
Retailer 3£7,256 GBP
Retailer 16£7,937 GBP
Retailer 18£9,042 GBP
NZ Jewellers£10,882 GBP

28 data points across 22 retailers

24 retailers£4,837 GBP to £10,882 GBP

A
Cheapest Retailer
-
£4,837 GBP
A
Retailer 2
-
£4,878 GBP
View
A
Retailer 3
-
£5,064 GBP
View
A
Retailer 4
-
£5,069 GBP
View
A
Retailer 5
-
£5,094 GBP
View
A
Retailer 6
-
£5,435 GBP
View
Retailer 7
-
£5,441 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£5,441 GBP
View
Final sale: no returns
A
Retailer 9
-
£5,894 GBP
View
A
Retailer 10
-
£5,962 GBP
View
B+
Retailer 11
-
£5,985 GBP
View
Retailer 12
-
£6,198 GBP
View
Price last confirmed 15 days ago
B+
Retailer 13
-
£6,204 GBP
View
B+
Retailer 14
-
£6,204 GBP
View
A
Retailer 15
-
£6,226 GBP
View
B+
Retailer 16
-
£6,412 GBP
View
B+
Retailer 17
-
£6,522 GBP
View
B+
Retailer 18
-
£6,708 GBP
View
B+
Retailer 19
-
£6,801 GBP
View
Retailer 20
-
£7,207 GBP
View
Price last confirmed 14 days ago
B+
Retailer 21
-
£7,256 GBP
View
B+
Retailer 22
-
£7,937 GBP
View
B+
Retailer 23
-
£9,042 GBP
View
Most Expensive
B
NZ Jewellers
323bf81d-016a-40b1-ad0b-66b03b366831 · Nov 5
£10,882 GBP
$14,646 USD
View
23 more retailers have this diamond
Prices start from £4,837 GBPSave up to £6,045 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
1.53ct Round
£4,837 GBP