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Round|Natural|GIA

3.17ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2277635437

Certificate GIA 2277635437

Diamond specifications and retailer prices

From $16,604 USD
As of November 4, 2026
Save $13,786 USD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $30,390 USD at MOH London · As of November 4, 2026
View at MOH London

About this 3.17ct natural round diamond

This 3.17ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2277635437. Listed at 6 retailers as of November 4, 2026, with prices from $16,604 to $30,390, a $13,786 spread on the same certified stone. MOH London lists it at $30,390. 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
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2277635437
Dimensions9.51 × 9.47 × 5.86 mm
L/W Ratio1.00
Top View
9.51 mm9.47 mm3.17 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2277635437
Side View
Table 57.0%Crown 34°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 61.7%

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 4
Current: $30,390 USD|Low: $16,604 USD|High: $30,390 USD|Avg: $21,598 USD|+1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6$16,604 USD
Retailer 5$19,059 USD
Retailer 3$19,748 USD
Retailer 4$20,664 USD
Retailer 2$23,488 USD
MOH London$30,390 USD

37 data points across 6 retailers

6 retailers$16,604 USD to $30,390 USD

A
Cheapest Retailer
-
$16,604 USD
A
Retailer 2
-
$19,059 USD
View
A
Retailer 3
-
$19,748 USD
View
A
Retailer 4
-
$20,664 USD
View
B+
Retailer 5
-
$23,488 USD
View
Most Expensive
B
MOH London
9D02769C8 · Nov 4
$30,390 USD
£23,929 GBP
View
5 more retailers have this diamond
Prices start from $16,604 USDSave up to $13,786 USD

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
$16,604 USD