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1.63ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 671480840

Shape and cutting style on the report: Round brilliant

Certificate IGI 671480840

Diamond specifications and retailer prices

From $1,424 USD
As of November 5, 2026
Save $2,931 USD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,355 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.63ct natural round diamond

This 1.63ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 671480840. Listed at 10 retailers as of November 5, 2026, with prices from $1,424 to $4,355, a $2,931 spread on the same certified stone. NZ Jewellers lists it at $4,355. 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

1.63
Carat
L
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 671480840
Dimensions7.43 × 7.47 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.43 mm7.47 mm1.63 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 671480840
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.9%

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 5
Current: $4,355 USD|Low: $1,424 USD|High: $4,355 USD|Avg: $2,176 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$1,424 USD
Retailer 4$1,626 USD
Retailer 7$1,785 USD
Retailer 9$1,785 USD
Retailer 5$1,868 USD
Retailer 6$1,922 USD
Retailer 8$2,060 USD
Retailer 2$2,238 USD
Retailer 10$2,447 USD
NZ Jewellers$4,355 USD

44 data points across 10 retailers

10 retailers$1,424 USD to $4,355 USD

A
Cheapest Retailer
-
$1,424 USD
A
Retailer 2
-
$1,626 USD
View
Retailer 3
-
$1,648 USD
View
Price last confirmed 95 days ago
B+
Retailer 4
-
$1,785 USD
View
Retailer 5
-
$1,785 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,868 USD
View
B+
Retailer 7
-
$1,922 USD
View
B+
Retailer 8
-
$2,060 USD
View
A
Retailer 9
-
$2,238 USD
View
Most Expensive
B
NZ Jewellers
525d5905-a9f1-4c39-b8e6-4a7d5f212852 · Nov 5
$4,355 USD
View
9 more retailers have this diamond
Prices start from $1,424 USDSave up to $2,931 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
1.63ct Round
$1,424 USD