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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2547294959

Certificate GIA 2547294959

Diamond specifications and retailer prices

From $2,981 SGD
$2,332 USD
As of October 31, 2026
Save $5,064 SGD (63%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,045 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2547294959. Listed at 23 retailers as of October 30, 2026, with prices from $2,981 to $8,045, a $5,064 spread on the same certified stone. NZ Jewellers lists it at $8,045. 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

1.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2547294959
Dimensions6.39 × 6.42 × 4.00 mm
L/W Ratio1.00
Top View
6.39 mm6.42 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2547294959
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: $3,703 SGD|Low: $2,949 SGD|High: $6,512 SGD|Avg: $4,113 SGD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 12$3,123 SGD
Retailer 11$3,216 SGD
Retailer 13$3,433 SGD
Retailer 5$3,620 SGD
Retailer 1$3,703 SGD
Retailer 4$3,976 SGD
Retailer 10$3,976 SGD
Retailer 7$4,090 SGD
Retailer 2$4,111 SGD
Retailer 3$4,116 SGD
Retailer 6$4,219 SGD
Retailer 8$4,730 SGD
Retailer 9$6,470 SGD

37 data points across 13 retailers

23 retailers$2,981 SGD to $8,045 SGD

A
Cheapest Retailer
-
$2,981 SGD
$2,332 USD
A
Retailer 2
-
$3,058 SGD
$2,392 USD
View
B+
Retailer 3
-
$3,123 SGD
$2,443 USD
View
B+
Retailer 4
-
$3,216 SGD
$2,516 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,231 SGD
A$3,888 AUD
View
B+
Retailer 6
-
$3,433 SGD
$2,685 USD
View
B+
Retailer 7
-
$3,486 SGD
$2,727 USD
View
B+
Retailer 8
-
$3,486 SGD
$2,727 USD
View
B+
Retailer 9
-
$3,531 SGD
$2,762 USD
View
B+
Retailer 10
-
$3,620 SGD
$2,832 USD
View
B+
Retailer 11
-
$3,703 SGD
£2,281 GBP
View
B
Retailer 12
-
$3,953 SGD
$3,092 USD
View
B
Retailer 13
-
$3,976 SGD
$3,110 USD
View
B
Retailer 14
-
$3,976 SGD
$3,110 USD
View
B
Retailer 15
-
$4,022 SGD
$3,146 USD
View
B
Retailer 16
-
$4,090 SGD
£2,519 GBP
View
Retailer 17
-
$4,111 SGD
A$4,947 AUD
View
Price last confirmed 24 days ago
B
Retailer 18
-
$4,116 SGD
$3,220 USD
View
B+
Retailer 19
-
$4,219 SGD
€3,143 EUR
View
Retailer 20
-
$4,468 SGD
$3,495 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$4,730 SGD
ZAR 59,771 ZAR
View
B
Retailer 22
-
$6,470 SGD
£3,985 GBP
View
Most Expensive
B
NZ Jewellers
ae7f707e-10cc-444e-a19f-8358288c9047 · Oct 30
$8,045 SGD
$6,293 USD
View
22 more retailers have this diamond
Prices start from $2,981 SGDSave up to $5,064 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
1.01ct Round
$2,981 SGD