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Round|Natural|GIA

1.03ct D I1 Round Natural Diamond

EX • D/I1 • GIA 6462671076

Certificate GIA 6462671076

Diamond specifications and retailer prices

From £1,070 GBP
HK$11,200 HKD
As of October 30, 2026
Save £2,553 GBP (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,623 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6462671076. Listed at 10 retailers as of October 30, 2026, with prices from £1,070 to £3,623, a £2,553 spread on the same certified stone. NZ Jewellers lists it at £3,623. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6462671076
Dimensions6.42 × 6.46 × 4.02 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.42 mm6.46 mm1.03 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6462671076
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: £3,623 GBP|Low: £1,070 GBP|High: £3,623 GBP|Avg: £1,734 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10£1,070 GBP
Retailer 2£1,119 GBP
Retailer 9£1,342 GBP
Retailer 3£1,403 GBP
Retailer 5£1,485 GBP
Retailer 8£1,485 GBP
Retailer 7£1,554 GBP
Retailer 6£1,714 GBP
Retailer 4£2,034 GBP
Retailer 11£2,131 GBP
NZ Jewellers£3,623 GBP

45 data points across 11 retailers

10 retailers£1,070 GBP to £3,623 GBP

A
Cheapest Retailer
-
£1,070 GBP
HK$11,200 HKD
A
Retailer 2
-
£1,119 GBP
₹142,779 INR
View
A
Retailer 3
-
£1,342 GBP
$1,798 USD
View
A
Retailer 4
-
£1,485 GBP
$1,990 USD
View
A
Retailer 5
-
£1,485 GBP
$1,990 USD
View
A
Retailer 6
-
£1,554 GBP
$2,082 USD
View
B+
Retailer 7
-
£1,714 GBP
$2,297 USD
View
B+
Retailer 8
-
£2,034 GBP
€2,595 EUR
View
B
Retailer 9
-
£2,131 GBP
$2,855 USD
View
Most Expensive
B
NZ Jewellers
5f6d88fe-c975-4157-a834-d35147e6a753 · Oct 30
£3,623 GBP
$4,855 USD
View
9 more retailers have this diamond
Prices start from £1,070 GBPSave up to £2,553 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
1.03ct Round
£1,070 GBP