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Round|Natural|GIA

1.02ct J IF Round Natural Diamond

EX • J/IF • GIA 2537522178

Certificate GIA 2537522178

Diamond specifications and retailer prices

From $2,958 SGD
As of November 6, 2026
Save $3,769 SGD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,268 SGD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2537522178. Listed at 18 retailers as of November 4, 2026, with a 127% 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

1.02
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2537522178
Dimensions6.45 × 6.41 × 4.02 mm
L/W Ratio1.01
Top View
6.45 mm6.41 mm1.02 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537522178
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

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: $4,122 SGD|Low: $2,943 SGD|High: $6,928 SGD|Avg: $4,373 SGD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 16$2,958 SGD
Retailer 2$3,612 SGD
Retailer 4$3,723 SGD
Retailer 14$3,753 SGD
Retailer 12$3,843 SGD
Retailer 3$3,896 SGD
Retailer 8$4,092 SGD
Retailer 1$4,122 SGD
Retailer 15$4,190 SGD
Retailer 7$4,388 SGD
Retailer 6$4,510 SGD
Retailer 9$4,630 SGD
Retailer 11$4,685 SGD
Retailer 10$4,924 SGD
Retailer 5$5,716 SGD
Retailer 13$6,728 SGD

39 data points across 16 retailers

18 retailers$2,958 SGD to $6,728 SGD

A
Cheapest Retailer
-
$2,958 SGD
A
Retailer 2
-
$3,612 SGD
View
B+
Retailer 3
-
$3,723 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,753 SGD
View
A
Retailer 5
-
$3,843 SGD
View
B+
Retailer 6
-
$3,896 SGD
View
B+
Retailer 7
-
$4,122 SGD
View
B+
Retailer 8
-
$4,190 SGD
View
Retailer 9
-
$4,388 SGD
View
Price last confirmed 33 days ago
B+
Retailer 10
-
$4,510 SGD
View
B+
Retailer 11
-
$4,630 SGD
View
B+
Retailer 12
-
$4,685 SGD
View
Retailer 13
-
$4,722 SGD
View
Price last confirmed 45 days ago
B+
Retailer 14
-
$4,924 SGD
View
B
Retailer 15
-
$5,716 SGD
View
B
Retailer 16
-
$6,728 SGD
View
Retailer 17
-
$7,062 SGD
View
Price last confirmed 31 days ago
Most Expensive
NZ Jewellers
7e37f086-8460-4633-a6b7-bff0c03fbbf7 · Sep 21
$7,268 SGD
$5,690 USD
View
Price last confirmed 45 days ago
17 more retailers have this diamond
Prices start from $2,958 SGDSave up to $3,769 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
1.02ct Round
$2,958 SGD