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Round|Natural|IGI

3.16ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 778680009

Shape and cutting style on the report: Round brilliant

Certificate IGI 778680009

Diamond specifications and retailer prices

From $18,687 AUD
₹1,247,244 INR
As of November 3, 2026
Save $12,290 AUD (40%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $30,977 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 3.16ct natural round diamond

This 3.16ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 778680009. Listed at 15 retailers as of November 2, 2026, with prices from $18,687 to $30,977, a $12,290 spread on the same certified stone. MOH London lists it at $30,977. 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

3.16
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.9°
OriginNatural
Grading LabIGI
CertificateIGI 778680009
Dimensions9.36 × 9.42 × 5.84 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.36 mm9.42 mm3.16 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778680009
Side View
Table 59.0%Crown 32.6°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $30,977 AUD|Low: $18,687 AUD|High: $32,006 AUD|Avg: $24,144 AUD|-3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 3, 2026
Retailer 2$18,687 AUD
Retailer 12$19,613 AUD
Retailer 3$20,128 AUD
Retailer 6$20,981 AUD
Retailer 15$22,014 AUD
Retailer 7$22,501 AUD
Retailer 9$22,529 AUD
Retailer 10$23,353 AUD
Retailer 13$23,718 AUD
Retailer 5$24,319 AUD
Retailer 14$24,630 AUD
Retailer 8$24,887 AUD
Retailer 11$26,754 AUD
Retailer 4$28,099 AUD
MOH London$30,977 AUD

27 data points across 15 retailers

15 retailers$18,687 AUD to $30,977 AUD

A
Cheapest Retailer
-
$18,687 AUD
₹1,247,244 INR
A
Retailer 2
-
$19,613 AUD
$13,745 USD
View
A
Retailer 3
-
$20,128 AUD
$14,106 USD
View
A
Retailer 4
-
$20,981 AUD
$14,704 USD
View
Final sale: no returns
A
Retailer 5
-
$22,014 AUD
$15,428 USD
View
A
Retailer 6
-
$22,501 AUD
$15,769 USD
View
A
Retailer 7
-
$22,529 AUD
SGD 21,336 SGD
View
A
Retailer 8
-
$23,353 AUD
$16,366 USD
View
A
Retailer 9
-
$23,718 AUD
$16,622 USD
View
A
Retailer 10
-
$24,319 AUD
$17,043 USD
View
A
Retailer 11
-
$24,630 AUD
$17,261 USD
View
A
Retailer 12
-
$24,887 AUD
€16,611 EUR
View
A
Retailer 13
-
$26,754 AUD
£14,764 GBP
View
A
Retailer 14
-
$28,099 AUD
$19,692 USD
View
Most Expensive
B+
MOH London
A01BB5732 · Nov 2
$30,977 AUD
£17,094 GBP
View
14 more retailers have this diamond
Prices start from $18,687 AUDSave up to $12,290 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
3.16ct Round
$18,687 AUD