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Round|Natural|GIA

1.71ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 5473180938

Certificate GIA 5473180938

Diamond specifications and retailer prices

From £6,439 GBP
$8,627 USD
As of October 29, 2026
Save £7,461 GBP (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £13,900 GBP at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.71ct natural round diamond

This 1.71ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5473180938. Listed at 12 retailers as of October 31, 2026, with prices from £6,439 to £13,900, a £7,461 spread on the same certified stone. Diamond Quarter lists it at £13,900. 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

1.71
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5473180938
Dimensions7.63 × 7.60 × 4.76 mm
L/W Ratio1.00
Top View
7.63 mm7.60 mm1.71 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5473180938
Side View
Table 57.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £6,989 GBP|Low: £5,365 GBP|High: £10,731 GBP|Avg: £7,894 GBP|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5£6,439 GBP
Retailer 10£6,439 GBP
Retailer 8£6,975 GBP
Retailer 1£6,989 GBP
Retailer 6£7,082 GBP
Retailer 9£8,048 GBP
Retailer 3£8,133 GBP
Retailer 2£8,474 GBP
Retailer 4£10,109 GBP
Retailer 7£10,731 GBP

40 data points across 10 retailers

12 retailers£6,439 GBP to £13,900 GBP

Retailer 1
-
£5,934 GBP
$7,952 USD
Price last confirmed 76 days ago
B+
Retailer 2
-
£6,439 GBP
$8,627 USD
View
B+
Retailer 3
-
£6,439 GBP
$8,627 USD
View
Final sale: no returns
B
Retailer 4
-
£6,975 GBP
$9,346 USD
View
B+
Retailer 5
-
£6,989 GBP
View
B
Retailer 6
-
£7,082 GBP
$9,489 USD
View
B
Retailer 7
-
£8,048 GBP
$10,783 USD
View
B
Retailer 8
-
£8,133 GBP
€10,379 EUR
View
Retailer 9
-
£8,474 GBP
$11,354 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
£10,109 GBP
View
B
Retailer 11
-
£10,731 GBP
$14,378 USD
View
Most Expensive
B
Diamond Quarter
1.71SI2H5438FAE8N · Oct 31
£13,900 GBP
View
11 more retailers have this diamond
Prices start from £6,439 GBPSave up to £7,461 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.

B+
1.71ct Round
£6,439 GBP