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Round|Natural|GIA

1.63ct I IF Round Natural Diamond

EX • I/IF • GIA 1515949941

Certificate GIA 1515949941

Diamond specifications and retailer prices

From $12,119 SGD
$9,480 USD
As of October 30, 2026
Save $6,749 SGD (36%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $18,868 SGD at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1515949941. Listed at 6 retailers as of October 30, 2026, with prices from $12,119 to $18,868, a $6,749 spread on the same certified stone. NZ Jewellers lists it at $18,868. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1515949941
Dimensions7.46 × 7.51 × 4.72 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.46 mm7.51 mm1.63 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515949941
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.1%

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: Oct 30
Current: $18,868 SGD|Low: $10,275 SGD|High: $19,396 SGD|Avg: $14,926 SGD|-2.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 6$12,119 SGD
Retailer 5$12,496 SGD
Retailer 3$13,515 SGD
Retailer 2$13,729 SGD
Retailer 4$17,775 SGD
NZ Jewellers$18,868 SGD

40 data points across 6 retailers

6 retailers$12,119 SGD to $18,868 SGD

A
Cheapest Retailer
-
$12,119 SGD
$9,480 USD
B+
Retailer 2
-
$12,496 SGD
$9,775 USD
View
Final sale: no returns
B+
Retailer 3
-
$13,515 SGD
£8,325 GBP
View
B+
Retailer 4
-
$13,729 SGD
€10,228 EUR
View
B+
Retailer 5
-
$17,775 SGD
£10,948 GBP
View
Most Expensive
B
NZ Jewellers
2490e4e9-f2c9-4c6f-8195-9a6057421d92 · Oct 30
$18,868 SGD
$14,759 USD
View
5 more retailers have this diamond
Prices start from $12,119 SGDSave up to $6,749 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
1.63ct Round
$12,119 SGD