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Round|Natural|IGI

1.64ct L IF Round Natural Diamond

EX • L/IF • IGI 459104105

Shape and cutting style on the report: Round brilliant

Certificate IGI 459104105

Diamond specifications and retailer prices

From $3,371 SGD
As of November 6, 2026
Save $1,890 SGD (36%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,511 SGD at NZ Jewellers · As of October 11, 2026
View at NZ Jewellers

About this 1.64ct natural round diamond

This 1.64ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 459104105. Listed at 11 retailers as of November 5, 2026, with a 56% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
L
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 459104105
Dimensions7.49 × 7.53 × 4.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.49 mm7.53 mm1.64 ctL / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 459104105
Side View
Table 55.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.8%

Caratlytics Score

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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 6
Current: $3,371 SGD|Low: $3,371 SGD|High: $5,388 SGD|Avg: $4,489 SGD|-5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$3,371 SGD
Retailer 5$4,164 SGD
Retailer 2$4,267 SGD
Retailer 6$4,495 SGD
Retailer 4$5,030 SGD
Retailer 3$5,261 SGD

44 data points across 6 retailers

11 retailers$3,371 SGD to $5,261 SGD

A
Cheapest Retailer
-
$3,371 SGD
A
Retailer 2
-
$4,164 SGD
View
A
Retailer 3
-
$4,267 SGD
View
Retailer 4
-
$4,311 SGD
View
Price last confirmed 25 days ago
Retailer 5
-
$4,311 SGD
View
Price last confirmed 27 days ago
A
Retailer 6
-
$4,495 SGD
View
Retailer 7
-
$4,640 SGD
View
Price last confirmed 38 days ago
Retailer 8
-
$4,974 SGD
View
Price last confirmed 25 days ago
A
Retailer 9
-
$5,030 SGD
View
A
Retailer 10
-
$5,261 SGD
View
Most Expensive
NZ Jewellers
d3e1e9d1-9694-4471-9db6-e84ce34ac071 · Oct 11
$7,511 SGD
$5,880 USD
View
Price last confirmed 26 days ago
10 more retailers have this diamond
Prices start from $3,371 SGDSave up to $1,890 SGD

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
1.64ct Round
$3,371 SGD