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Round|Natural|GIA

1.13ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6555970685

Certificate GIA 6555970685

Diamond specifications and retailer prices

From $2,231 SGD
As of October 29, 2026
Save $2,111 SGD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,342 SGD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.13ct natural round diamond

This 1.13ct 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 6555970685. Listed at 12 retailers as of October 26, 2026, with prices from $2,231 to $4,342, a $2,111 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,342. 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

1.13
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6555970685
Dimensions6.65 × 6.70 × 4.15 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.65 mm6.70 mm1.13 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555970685
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.2%

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: Oct 29
Current: $2,645 SGD|Low: $2,231 SGD|High: $4,625 SGD|Avg: $3,241 SGD|-6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
October 28, 2026
Retailer 9$2,231 SGD
Retailer 7$2,595 SGD
Retailer 4$2,622 SGD
Retailer 1$2,645 SGD
Retailer 2$2,879 SGD
Retailer 6$2,887 SGD
Retailer 10$3,139 SGD
Retailer 11$3,335 SGD
Retailer 3$3,395 SGD
Retailer 5$3,711 SGD
Retailer 8$4,031 SGD
Wholesale Diamonds Direct$4,342 SGD

38 data points across 12 retailers

12 retailers$2,231 SGD to $4,342 SGD

A
Cheapest Retailer
-
$2,231 SGD
A
Retailer 2
-
$2,595 SGD
$2,024 USD
View
A
Retailer 3
-
$2,622 SGD
$2,045 USD
View
A
Retailer 4
-
$2,645 SGD
$2,063 USD
View
A
Retailer 5
-
$2,879 SGD
View
A
Retailer 6
-
$2,887 SGD
£1,773 GBP
View
A
Retailer 7
-
$3,139 SGD
$2,448 USD
View
A
Retailer 8
-
$3,335 SGD
$2,601 USD
View
A
Retailer 9
-
$3,395 SGD
£2,085 GBP
View
B+
Retailer 10
-
$3,711 SGD
€2,757 EUR
View
B+
Retailer 11
-
$4,031 SGD
$3,144 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
545945732 · Oct 26
$4,342 SGD
$3,386 USD
View
11 more retailers have this diamond
Prices start from $2,231 SGDSave up to $2,111 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
1.13ct Round
$2,231 SGD