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Round|Natural|GIA

3.17ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2556990053

Certificate GIA 2556990053

Diamond specifications and retailer prices

From $39,945 AUD
SGD 37,918 SGD
As of November 1, 2026
Save $12,889 AUD (24%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $52,834 AUD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 3.17ct natural round diamond

This 3.17ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556990053. Listed at 10 retailers as of October 26, 2026, with prices from $39,945 to $52,834, a $12,889 spread on the same certified stone. Wholesale Diamonds Direct lists it at $52,834. 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

3.17
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2556990053
Dimensions9.36 × 9.42 × 5.86 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.36 mm9.42 mm3.17 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556990053
Side View
Table 57.0%Crown 34°Girdle: THN-STKPavilion 41.4°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 1
Current: $42,471 AUD|Low: $39,945 AUD|High: $63,851 AUD|Avg: $48,568 AUD|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 2, 2026
Retailer 3$39,945 AUD
Retailer 1$42,471 AUD
Retailer 8$42,553 AUD
Retailer 9$43,597 AUD
Retailer 5$44,823 AUD
Retailer 4$45,046 AUD
Retailer 2$48,491 AUD
Retailer 7$50,936 AUD
Retailer 10$51,235 AUD
Wholesale Diamonds Direct$52,834 AUD
Retailer 6$61,339 AUD

40 data points across 11 retailers

10 retailers$39,945 AUD to $52,834 AUD

A
Cheapest Retailer
-
$39,945 AUD
SGD 37,918 SGD
A
Retailer 2
-
$42,471 AUD
£23,491 GBP
View
A
Retailer 3
-
$42,553 AUD
$29,891 USD
View
B+
Retailer 4
-
$43,597 AUD
$30,625 USD
View
B+
Retailer 5
-
$44,823 AUD
$31,486 USD
View
B+
Retailer 6
-
$45,046 AUD
SGD 42,760 SGD
View
Retailer 7
-
$48,491 AUD
$34,062 USD
View
Price last confirmed 11 days ago
Retailer 8
-
$50,936 AUD
€34,076 EUR
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$51,235 AUD
$35,990 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
586833507 · Oct 26
$52,834 AUD
$37,113 USD
View
9 more retailers have this diamond
Prices start from $39,945 AUDSave up to $12,889 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.

A
3.17ct Round
$39,945 AUD