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Round|Natural|GIA

3.02ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6551701511

Certificate GIA 6551701511

Diamond specifications and retailer prices

From £13,173 GBP
$17,650 USD
As of October 30, 2026
Save £4,595 GBP (26%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £18,394 GBP at Aurelinne · As of September 6, 2026
View at Aurelinne

About this 3.02ct natural round diamond

This 3.02ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551701511. Listed at 10 retailers as of October 30, 2026, with a 35% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6551701511
Dimensions9.19 × 9.13 × 5.73 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
9.19 mm9.13 mm3.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551701511
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 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: Oct 30
Current: £18,394 GBP|Low: £13,173 GBP|High: £21,311 GBP|Avg: £15,784 GBP
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 11£13,173 GBP
Retailer 7£13,199 GBP
Retailer 6£13,725 GBP
Retailer 9£13,894 GBP
Retailer 10£13,997 GBP
Retailer 12£14,021 GBP
Retailer 8£15,701 GBP
Retailer 3£16,351 GBP
Retailer 5£16,756 GBP
Retailer 2£17,768 GBP
Aurelinne£18,394 GBP
Retailer 4£21,311 GBP

36 data points across 12 retailers

10 retailers£13,173 GBP to £17,768 GBP

A
Cheapest Retailer
-
£13,173 GBP
$17,650 USD
A
Retailer 2
-
£13,199 GBP
$17,685 USD
View
A
Retailer 3
-
£13,725 GBP
₹1,751,487 INR
View
A
Retailer 4
-
£13,894 GBP
$18,616 USD
View
A
Retailer 5
-
£13,997 GBP
$18,755 USD
View
A
Retailer 6
-
£14,021 GBP
$18,787 USD
View
Retailer 7
-
£15,701 GBP
$21,037 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
£16,756 GBP
View
B+
Retailer 9
-
£17,768 GBP
€22,673 EUR
View
Most Expensive
Aurelinne
0d6ddb69-5165-4aab-98f5-83a01701850e · Sep 6
£18,394 GBP
$24,646 USD
View
Price last confirmed 54 days ago
9 more retailers have this diamond
Prices start from £13,173 GBPSave up to £4,595 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
3.02ct Round
£13,173 GBP