CaratHunter
Plans
Radiant|Natural|GIA

0.56ct D SI1 Radiant Natural Diamond

EX • D/SI1 • GIA 2566638608

Certificate GIA 2566638608

Diamond specifications and retailer prices

From £519 GBP
$696 USD
As of October 31, 2026
Save £1,300 GBP (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,820 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.56ct natural radiant diamond

This 0.56ct natural radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566638608. Listed at 13 retailers as of October 30, 2026, with prices from £519 to £1,820, a £1,300 spread on the same certified stone. NZ Jewellers lists it at £1,820. 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

0.56
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566638608
Dimensions4.06 × 5.47 × 2.83 mm
L/W Ratio1.35
Top View
4.06 mm5.47 mm0.56 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566638608
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 69.7%

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: £1,820 GBP|Low: £519 GBP|High: £1,820 GBP|Avg: £888 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
October 31, 2026
Retailer 5£519 GBP
Retailer 11£602 GBP
Retailer 2£670 GBP
Retailer 7£676 GBP
Retailer 3£679 GBP
Retailer 12£709 GBP
Retailer 8£714 GBP
Retailer 10£727 GBP
Retailer 6£767 GBP
Retailer 9£1,068 GBP
Retailer 4£1,545 GBP
NZ Jewellers£1,820 GBP

9 data points across 12 retailers

13 retailers£519 GBP to £1,820 GBP

A
Cheapest Retailer
-
£519 GBP
$696 USD
Final sale: no returns
A
Retailer 2
-
£536 GBP
SGD 971 SGD
View
A
Retailer 3
-
£602 GBP
$807 USD
View
B+
Retailer 4
-
£670 GBP
$898 USD
View
B+
Retailer 5
-
£676 GBP
View
B+
Retailer 6
-
£679 GBP
$910 USD
View
B+
Retailer 7
-
£709 GBP
$950 USD
View
B+
Retailer 8
-
£714 GBP
View
B+
Retailer 9
-
£727 GBP
View
B+
Retailer 10
-
£767 GBP
$1,028 USD
View
B
Retailer 11
-
£1,068 GBP
View
B
Retailer 12
-
£1,545 GBP
View
Most Expensive
B
NZ Jewellers
9ae14290-5bf5-4308-90b2-5ec99bd74fed · Oct 30
£1,820 GBP
$2,438 USD
View
12 more retailers have this diamond
Prices start from £519 GBPSave up to £1,300 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
0.56ct Radiant
£519 GBP