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Round|Natural|GIA

3.19ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2557991558

Certificate GIA 2557991558

Diamond specifications and retailer prices

From $37,223 NZD
As of November 6, 2026
Save $20,379 NZD (35%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $57,603 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 3.19ct natural round diamond

This 3.19ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557991558. Listed at 11 retailers as of November 4, 2026, with prices from $37,223 to $57,603, a $20,379 spread on the same certified stone. MOH London lists it at $57,603. 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

3.19
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557991558
Dimensions9.33 × 9.40 × 5.85 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.33 mm9.40 mm3.19 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557991558
Side View
Table 60.0%CrownGirdle: Slightly ThickPavilionCulet: 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 6
Current: $57,603 NZD|Low: $33,034 NZD|High: $57,603 NZD|Avg: $41,505 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$33,228 NZD
Retailer 3$37,223 NZD
Retailer 2$42,320 NZD
Retailer 8$42,863 NZD
Retailer 7$44,223 NZD
Retailer 10$44,316 NZD
Retailer 5$44,522 NZD
Retailer 4$45,924 NZD
Retailer 6$52,390 NZD
MOH London$57,603 NZD

41 data points across 10 retailers

11 retailers$37,223 NZD to $57,603 NZD

Retailer 1
-
$33,228 NZD
Price last confirmed 9 days ago
A
Retailer 2
-
$37,223 NZD
View
Retailer 3
-
$37,944 NZD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$42,320 NZD
View
B+
Retailer 5
-
$42,863 NZD
View
B+
Retailer 6
-
$44,223 NZD
View
Retailer 7
-
$44,316 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$44,522 NZD
View
B+
Retailer 9
-
$45,924 NZD
View
B
Retailer 10
-
$52,390 NZD
View
Most Expensive
B
MOH London
805087CB8 · Nov 4
$57,603 NZD
£25,497 GBP
View
10 more retailers have this diamond
Prices start from $37,223 NZDSave up to $20,379 NZD

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
3.19ct Round
$37,223 NZD