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Round|Natural|IGI

1.60ct J VVS1 Round Natural Diamond

EX • J/VVS1 • IGI 678545444

Shape and cutting style on the report: Round brilliant

Certificate IGI 678545444

Diamond specifications and retailer prices

From $5,034 SGD
$3,938 USD
As of November 1, 2026
Save $4,160 SGD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,057 SGD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 678545444. Listed at 16 retailers as of November 1, 2026, with a 83% 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

1.60
Carat
J
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.4°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 678545444
Dimensions7.42 × 7.35 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.42 mm7.35 mm1.60 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 678545444
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.0%

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 1
Current: $5,929 SGD|Low: $4,883 SGD|High: $10,261 SGD|Avg: $6,415 SGD|-7.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3$5,034 SGD
Retailer 8$5,153 SGD
Retailer 10$5,328 SGD
Retailer 2$5,465 SGD
Retailer 5$5,861 SGD
Retailer 1$5,929 SGD
Retailer 11$5,963 SGD
Retailer 9$6,478 SGD
Retailer 4$6,505 SGD
Retailer 7$7,095 SGD
Retailer 6$9,194 SGD

39 data points across 11 retailers

16 retailers$5,034 SGD to $9,194 SGD

A
Cheapest Retailer
-
$5,034 SGD
$3,938 USD
A
Retailer 2
-
$5,153 SGD
$4,031 USD
View
A
Retailer 3
-
$5,328 SGD
$4,168 USD
View
Final sale: no returns
A
Retailer 4
-
$5,465 SGD
$4,275 USD
View
Retailer 5
-
$5,772 SGD
$4,515 USD
View
Price last confirmed 25 days ago
Retailer 6
-
$5,772 SGD
$4,515 USD
View
Price last confirmed 25 days ago
A
Retailer 7
-
$5,861 SGD
£3,610 GBP
View
A
Retailer 8
-
$5,929 SGD
£3,652 GBP
View
A
Retailer 9
-
$5,963 SGD
$4,665 USD
View
Retailer 10
-
$6,365 SGD
$4,979 USD
View
Price last confirmed 33 days ago
A
Retailer 11
-
$6,478 SGD
£3,990 GBP
View
A
Retailer 12
-
$6,505 SGD
€4,846 EUR
View
Retailer 13
-
$6,660 SGD
$5,210 USD
View
Price last confirmed 29 days ago
A
Retailer 14
-
$7,095 SGD
ZAR 89,662 ZAR
View
B+
Retailer 15
-
$9,194 SGD
£5,663 GBP
View
Most Expensive
NZ Jewellers
b6b55536-963f-4f3e-bbf5-b0053e29f605 · Oct 3
$10,057 SGD
$7,867 USD
View
Price last confirmed 29 days ago
15 more retailers have this diamond
Prices start from $5,034 SGDSave up to $4,160 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
1.60ct Round
$5,034 SGD