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Round|Natural|GIA

1.01ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7542307782

Certificate GIA 7542307782

Diamond specifications and retailer prices

From £1,645 GBP
As of November 6, 2026
Save £1,961 GBP (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,508 GBP at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7542307782. Listed at 18 retailers as of November 2, 2026, with a 119% 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

1.01
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7542307782
Dimensions6.39 × 6.36 × 3.98 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Needle
Top View
6.39 mm6.36 mm1.01 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7542307782
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°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: Nov 6
Current: £2,063 GBP|Low: £1,645 GBP|High: £3,783 GBP|Avg: £2,489 GBP|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9£1,645 GBP
Retailer 6£1,711 GBP
Retailer 2£1,990 GBP
Retailer 7£2,057 GBP
Retailer 1£2,063 GBP
Retailer 4£2,269 GBP
Retailer 3£2,282 GBP
Retailer 5£2,505 GBP
Retailer 8£3,606 GBP
Retailer 10£3,769 GBP

30 data points across 10 retailers

18 retailers£1,645 GBP to £3,606 GBP

A
Cheapest Retailer
-
£1,645 GBP
A
Retailer 2
-
£1,711 GBP
View
A
Retailer 3
-
£1,990 GBP
View
Final sale: no returns
A
Retailer 4
-
£2,031 GBP
View
A
Retailer 5
-
£2,057 GBP
View
A
Retailer 6
-
£2,063 GBP
View
Retailer 7
-
£2,157 GBP
View
Price last confirmed 19 days ago
Retailer 8
-
£2,157 GBP
View
Price last confirmed 21 days ago
A
Retailer 9
-
£2,192 GBP
View
Retailer 10
-
£2,239 GBP
View
Price last confirmed 22 days ago
B+
Retailer 11
-
£2,262 GBP
View
A
Retailer 12
-
£2,269 GBP
View
B+
Retailer 13
-
£2,282 GBP
View
Retailer 14
-
£2,488 GBP
View
Price last confirmed 19 days ago
B+
Retailer 15
-
£2,505 GBP
View
B
Retailer 16
-
£3,606 GBP
View
Retailer 17
-
£3,769 GBP
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
029f9b6a-d757-43e7-972f-72affc4c73f4 · Oct 17
£4,508 GBP
$6,068 USD
View
Price last confirmed 19 days ago
17 more retailers have this diamond
Prices start from £1,645 GBPSave up to £1,961 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
1.01ct Round
£1,645 GBP