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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 $12,281 AUD
$8,627 USD
As of October 29, 2026
Save $14,232 AUD (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $26,513 AUD 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 $12,281 to $26,513, a $14,232 spread on the same certified stone. Diamond Quarter lists it at $26,513. 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: $13,331 AUD|Low: $10,234 AUD|High: $20,469 AUD|Avg: $15,057 AUD|-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$12,281 AUD
Retailer 10$12,281 AUD
Retailer 8$13,305 AUD
Retailer 1$13,331 AUD
Retailer 6$13,509 AUD
Retailer 9$15,351 AUD
Retailer 3$15,514 AUD
Retailer 2$16,164 AUD
Retailer 4$19,282 AUD
Retailer 7$20,469 AUD

40 data points across 10 retailers

12 retailers$12,281 AUD to $26,513 AUD

Retailer 1
-
$11,320 AUD
$7,952 USD
Price last confirmed 76 days ago
B+
Retailer 2
-
$12,281 AUD
$8,627 USD
View
B+
Retailer 3
-
$12,281 AUD
$8,627 USD
View
Final sale: no returns
B
Retailer 4
-
$13,305 AUD
$9,346 USD
View
B+
Retailer 5
-
$13,331 AUD
£7,373 GBP
View
B
Retailer 6
-
$13,509 AUD
$9,489 USD
View
B
Retailer 7
-
$15,351 AUD
$10,783 USD
View
B
Retailer 8
-
$15,514 AUD
€10,379 EUR
View
Retailer 9
-
$16,164 AUD
$11,354 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$19,282 AUD
£10,665 GBP
View
B
Retailer 11
-
$20,469 AUD
$14,378 USD
View
Most Expensive
B
Diamond Quarter
1.71SI2H5438FAE8N · Oct 31
$26,513 AUD
£14,665 GBP
View
11 more retailers have this diamond
Prices start from $12,281 AUDSave up to $14,232 AUD

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
$12,281 AUD