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Round|Natural|GIA

1.00ct D I1 Round Natural Diamond

EX • D/I1 • GIA 2498047582

Certificate GIA 2498047582

Diamond specifications and retailer prices

From $1,964 SGD
HK$12,000 HKD
As of November 1, 2026
Save $3,573 SGD (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,537 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2498047582. Listed at 9 retailers as of October 30, 2026, with prices from $1,964 to $5,537, a $3,573 spread on the same certified stone. NZ Jewellers lists it at $5,537. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2498047582
Dimensions6.34 × 6.37 × 4.01 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.34 mm6.37 mm1.00 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2498047582
Side View
Table 56.0%Crown 36.5°GirdlePavilion 40.8°Culet: NoneDepth 63.2%

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: $5,537 SGD|Low: $1,947 SGD|High: $5,652 SGD|Avg: $3,185 SGD|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3$1,964 SGD
Retailer 9$2,392 SGD
Retailer 6$2,531 SGD
Retailer 4$2,649 SGD
Retailer 7$2,649 SGD
Retailer 5$2,770 SGD
Retailer 8$3,055 SGD
Retailer 2$3,600 SGD
Retailer 10$4,367 SGD
NZ Jewellers$5,537 SGD

18 data points across 10 retailers

9 retailers$1,964 SGD to $5,537 SGD

A
Cheapest Retailer
-
$1,964 SGD
HK$12,000 HKD
B+
Retailer 2
-
$2,392 SGD
$1,871 USD
View
B+
Retailer 3
-
$2,531 SGD
$1,980 USD
View
B+
Retailer 4
-
$2,649 SGD
$2,072 USD
View
B+
Retailer 5
-
$2,649 SGD
$2,072 USD
View
B+
Retailer 6
-
$2,770 SGD
$2,167 USD
View
B+
Retailer 7
-
$3,055 SGD
$2,390 USD
View
B
Retailer 8
-
$3,600 SGD
€2,682 EUR
View
Most Expensive
B
NZ Jewellers
1193e4bf-0d6e-40ac-b218-52245bbaf073 · Oct 30
$5,537 SGD
$4,331 USD
View
8 more retailers have this diamond
Prices start from $1,964 SGDSave up to $3,573 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 Round
$1,964 SGD