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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7566126885

Certificate GIA 7566126885

Diamond specifications and retailer prices

From £4,346 GBP
As of November 4, 2026
Save £5,523 GBP (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £9,869 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 7566126885. Listed at 11 retailers as of November 4, 2026, with prices from £4,346 to £9,869, a £5,523 spread on the same certified stone. NZ Jewellers lists it at £9,869. 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
FluorescenceStrong
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7566126885
Dimensions7.30 × 7.34 × 4.58 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather, Knot, Needle
Top View
7.30 mm7.34 mm1.53 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7566126885
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Nov 4
Current: £9,869 GBP|Low: £4,346 GBP|High: £10,368 GBP|Avg: £6,427 GBP|-4.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6£4,346 GBP
Retailer 5£4,926 GBP
Retailer 10£5,089 GBP
Retailer 2£5,647 GBP
Retailer 8£5,901 GBP
Retailer 9£5,991 GBP
Retailer 7£6,135 GBP
Retailer 3£6,454 GBP
Retailer 4£8,201 GBP
NZ Jewellers£9,869 GBP

32 data points across 10 retailers

11 retailers£4,346 GBP to £9,869 GBP

A
Cheapest Retailer
-
£4,346 GBP
A
Retailer 2
-
£4,926 GBP
View
A
Retailer 3
-
£5,089 GBP
View
Retailer 4
-
£5,272 GBP
View
Price last confirmed 26 days ago
A
Retailer 5
-
£5,647 GBP
View
A
Retailer 6
-
£5,901 GBP
View
A
Retailer 7
-
£5,991 GBP
View
A
Retailer 8
-
£6,135 GBP
View
B+
Retailer 9
-
£6,454 GBP
View
B+
Retailer 10
-
£8,201 GBP
View
Most Expensive
B
NZ Jewellers
5f65f7ea-0a75-4d20-b685-ced91d515f72 · Nov 5
£9,869 GBP
$13,283 USD
View
10 more retailers have this diamond
Prices start from £4,346 GBPSave up to £5,523 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
£4,346 GBP