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Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2547700682

Certificate GIA 2547700682

Diamond specifications and retailer prices

From $2,618 SGD
HK$16,000 HKD
As of October 31, 2026
Save $4,579 SGD (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,197 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2547700682. Listed at 22 retailers as of October 30, 2026, with prices from $2,618 to $7,197, a $4,579 spread on the same certified stone. NZ Jewellers lists it at $7,197. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2547700682
Dimensions6.44 × 6.48 × 3.87 mm
L/W Ratio1.01
Top View
6.44 mm6.48 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547700682
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.9%

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 31
Current: $7,197 SGD|Low: $2,618 SGD|High: $7,197 SGD|Avg: $4,009 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
November 1, 2026
Retailer 11$2,618 SGD
Retailer 6$2,623 SGD
Retailer 9$2,744 SGD
Retailer 2$3,312 SGD
Retailer 3$3,443 SGD
Retailer 14$3,443 SGD
Retailer 15$3,574 SGD
Retailer 8$3,627 SGD
Retailer 7$3,857 SGD
Retailer 12$3,972 SGD
Retailer 10$4,231 SGD
Retailer 13$4,298 SGD
Retailer 5$6,064 SGD
Retailer 4$6,243 SGD
NZ Jewellers$7,197 SGD

25 data points across 15 retailers

22 retailers$2,618 SGD to $7,197 SGD

A
Cheapest Retailer
-
$2,618 SGD
HK$16,000 HKD
A
Retailer 2
-
$2,623 SGD
View
A
Retailer 3
-
$2,744 SGD
₹204,401 INR
View
B+
Retailer 4
-
$3,188 SGD
$2,494 USD
View
B+
Retailer 5
-
$3,228 SGD
$2,525 USD
View
B+
Retailer 6
-
$3,238 SGD
$2,533 USD
View
B+
Retailer 7
-
$3,241 SGD
$2,535 USD
View
B+
Retailer 8
-
$3,312 SGD
£2,040 GBP
View
B+
Retailer 9
-
$3,443 SGD
$2,693 USD
View
B+
Retailer 10
-
$3,443 SGD
$2,693 USD
View
B+
Retailer 11
-
$3,516 SGD
$2,750 USD
View
B+
Retailer 12
-
$3,574 SGD
$2,796 USD
View
B+
Retailer 13
-
$3,623 SGD
$2,834 USD
View
B+
Retailer 14
-
$3,627 SGD
£2,234 GBP
View
Retailer 15
-
$3,638 SGD
View
Price last confirmed 11 days ago
Retailer 16
-
$3,857 SGD
A$4,642 AUD
View
Price last confirmed 24 days ago
B
Retailer 17
-
$3,972 SGD
$3,107 USD
View
B+
Retailer 18
-
$4,231 SGD
ZAR 53,471 ZAR
View
B+
Retailer 19
-
$4,298 SGD
€3,202 EUR
View
B
Retailer 20
-
$6,064 SGD
£3,735 GBP
View
Retailer 21
-
$6,243 SGD
£3,845 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
eb697229-e7d0-4b15-82af-d158f2156694 · Oct 30
$7,197 SGD
$5,630 USD
View
21 more retailers have this diamond
Prices start from $2,618 SGDSave up to $4,579 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
$2,618 SGD