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Oval|Natural|GIA

0.63ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1543647504

Certificate GIA 1543647504

Diamond specifications and retailer prices

From $826 SGD
$646 USD
As of October 28, 2026
Save $1,978 SGD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,804 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.63ct natural oval diamond

This 0.63ct natural oval sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1543647504. Listed at 15 retailers as of October 27, 2026, with prices from $826 to $2,804, a $1,978 spread on the same certified stone. NZ Jewellers lists it at $2,804. 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

0.63
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1543647504
Dimensions6.84 × 4.73 × 3.06 mm
L/W Ratio1.45
Key to symbols
Crystal
Top View
6.84 mm4.73 mm0.63 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1543647504
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 64.6%

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: Oct 28
Current: $2,804 SGD|Low: $756 SGD|High: $2,804 SGD|Avg: $1,296 SGD
NZ Jewellers
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
October 28, 2026
Retailer 12$826 SGD
Retailer 7$894 SGD
Retailer 14$894 SGD
Retailer 4$928 SGD
Retailer 6$1,032 SGD
Retailer 15$1,032 SGD
Retailer 5$1,090 SGD
Retailer 8$1,099 SGD
Retailer 2$1,104 SGD
Retailer 13$1,125 SGD
Retailer 9$1,264 SGD
Retailer 10$1,332 SGD
Retailer 3$1,345 SGD
Retailer 11$2,077 SGD
NZ Jewellers$2,804 SGD

39 data points across 15 retailers

15 retailers$826 SGD to $2,804 SGD

A
Cheapest Retailer
-
$826 SGD
$646 USD
Final sale: no returns
A
Retailer 2
-
$894 SGD
$699 USD
View
Retailer 3
-
$894 SGD
$699 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$928 SGD
$726 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$1,032 SGD
$807 USD
View
B+
Retailer 6
-
$1,032 SGD
$807 USD
View
B+
Retailer 7
-
$1,090 SGD
$853 USD
View
B+
Retailer 8
-
$1,099 SGD
£677 GBP
View
B+
Retailer 9
-
$1,104 SGD
£680 GBP
View
B+
Retailer 10
-
$1,125 SGD
$880 USD
View
B
Retailer 11
-
$1,264 SGD
€942 EUR
View
B+
Retailer 12
-
$1,332 SGD
ZAR 16,832 ZAR
View
Retailer 13
-
$1,345 SGD
A$1,618 AUD
View
Price last confirmed 28 days ago
Retailer 14
-
$2,077 SGD
£1,279 GBP
View
Price last confirmed 11 days ago
Most Expensive
C
NZ Jewellers
f6f149dc-5fce-4d7a-a8ef-7b55ea064659 · Oct 27
$2,804 SGD
$2,193 USD
View
14 more retailers have this diamond
Prices start from $826 SGDSave up to $1,978 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
0.63ct Oval
$826 SGD