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Oval|Natural|GIA

1.00ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1438191945

Certificate GIA 1438191945

Diamond specifications and retailer prices

From $2,530 SGD
₹188,499 INR
As of November 1, 2026
Save $4,798 SGD (65%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,328 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-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 1438191945. Listed at 20 retailers as of October 30, 2026, with prices from $2,530 to $7,328, a $4,798 spread on the same certified stone. NZ Jewellers lists it at $7,328. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1438191945
Dimensions7.44 × 5.49 × 3.53 mm
L/W Ratio1.36
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
7.44 mm5.49 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1438191945
Side View
Table 56.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 64.3%

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: $3,747 SGD|Low: $2,524 SGD|High: $6,215 SGD|Avg: $3,732 SGD|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$2,530 SGD
Retailer 6$2,553 SGD
Retailer 8$3,211 SGD
Retailer 9$3,222 SGD
Retailer 10$3,234 SGD
Retailer 1$3,747 SGD
Retailer 2$3,927 SGD
Retailer 7$4,103 SGD
Retailer 5$4,308 SGD
Retailer 4$6,140 SGD

33 data points across 10 retailers

20 retailers$2,530 SGD to $7,328 SGD

A
Cheapest Retailer
-
$2,530 SGD
₹188,499 INR
A
Retailer 2
-
$2,553 SGD
HK$15,600 HKD
View
B+
Retailer 3
-
$3,100 SGD
$2,425 USD
View
B+
Retailer 4
-
$3,211 SGD
$2,512 USD
View
B+
Retailer 5
-
$3,222 SGD
$2,520 USD
View
B+
Retailer 6
-
$3,234 SGD
$2,530 USD
View
Final sale: no returns
B+
Retailer 7
-
$3,445 SGD
$2,695 USD
View
B+
Retailer 8
-
$3,505 SGD
$2,742 USD
View
B+
Retailer 9
-
$3,505 SGD
$2,742 USD
View
B+
Retailer 10
-
$3,557 SGD
View
B
Retailer 11
-
$3,640 SGD
$2,847 USD
View
B
Retailer 12
-
$3,686 SGD
$2,883 USD
View
B
Retailer 13
-
$3,747 SGD
£2,308 GBP
View
Retailer 14
-
$3,927 SGD
A$4,726 AUD
View
Price last confirmed 25 days ago
B
Retailer 15
-
$4,044 SGD
$3,163 USD
View
B+
Retailer 16
-
$4,103 SGD
€3,057 EUR
View
B
Retailer 17
-
$4,308 SGD
ZAR 54,443 ZAR
View
B
Retailer 18
-
$6,140 SGD
£3,782 GBP
View
B
Retailer 19
-
$6,153 SGD
$4,813 USD
View
Most Expensive
B
NZ Jewellers
098527d8-c308-48ae-9753-c9cb0265a64d · Oct 30
$7,328 SGD
$5,732 USD
View
19 more retailers have this diamond
Prices start from $2,530 SGDSave up to $4,798 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
1.00ct Oval
$2,530 SGD