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Round|Natural|GIA

1.71ct D I1 Round Natural Diamond

EX • D/I1 • GIA 2484878521

Certificate GIA 2484878521

Diamond specifications and retailer prices

From £3,421 GBP
$4,584 USD
As of November 1, 2026
Save £3,141 GBP (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £6,562 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.71ct natural round diamond

This 1.71ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2484878521. Listed at 10 retailers as of October 30, 2026, with prices from £3,421 to £6,562, a £3,141 spread on the same certified stone. NZ Jewellers lists it at £6,562. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2484878521
Dimensions7.61 × 7.65 × 4.73 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.61 mm7.65 mm1.71 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2484878521
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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 1
Current: £4,421 GBP|Low: £2,643 GBP|High: £4,669 GBP|Avg: £3,821 GBP|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7£2,643 GBP
Retailer 5£3,421 GBP
Retailer 3£3,473 GBP
Retailer 2£3,923 GBP
Retailer 6£4,279 GBP
Retailer 1£4,421 GBP
Retailer 4£4,669 GBP

17 data points across 7 retailers

10 retailers£3,421 GBP to £6,562 GBP

A
Cheapest Retailer
-
£3,421 GBP
$4,584 USD
A
Retailer 2
-
£3,473 GBP
$4,654 USD
View
A
Retailer 3
-
£3,923 GBP
$5,257 USD
View
Retailer 4
-
£3,923 GBP
$5,257 USD
View
Price last confirmed 25 days ago
Retailer 5
-
£3,923 GBP
$5,257 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£4,421 GBP
€5,641 EUR
View
B+
Retailer 7
-
£4,527 GBP
$6,066 USD
View
B
Retailer 8
-
£6,562 GBP
$8,792 USD
View
Retailer 9
-
£6,562 GBP
$8,792 USD
View
Price last confirmed 30 days ago
Most Expensive
B
NZ Jewellers
21a9c827-cd01-489d-8268-1ee0d93f7000 · Oct 30
£6,562 GBP
$8,792 USD
View
9 more retailers have this diamond
Prices start from £3,421 GBPSave up to £3,141 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
1.71ct Round
£3,421 GBP