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Marquise|Natural|GIA

1.01ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 1553984775

Certificate GIA 1553984775

Diamond specifications and retailer prices

From $2,503 SGD
As of October 31, 2026
Save $2,607 SGD (51%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,110 SGD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded I 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 1553984775. Listed at 13 retailers as of October 27, 2026, with prices from $2,503 to $5,110, a $2,607 spread on the same certified stone. Wholesale Diamonds Direct lists it at $5,110. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.99°
Pavilion angle40.57°
OriginNatural
Grading LabGIA
CertificateGIA 1553984775
Dimensions10.72 × 5.00 × 3.15 mm
L/W Ratio2.14
Culet sizeNone
Top View
10.72 mm5.00 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553984775
Side View
Table 58.0%Crown 36.99°Girdle: MED-THKPavilion 40.57°Culet: NoneDepth 63.1%

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: $4,047 SGD|Low: $2,503 SGD|High: $5,210 SGD|Avg: $3,639 SGD|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 2, 2026
Retailer 11$2,503 SGD
Retailer 4$2,951 SGD
Retailer 8$3,090 SGD
Retailer 7$3,144 SGD
Retailer 5$3,368 SGD
Retailer 3$3,423 SGD
Retailer 12$3,696 SGD
Retailer 9$3,720 SGD
Retailer 2$3,854 SGD
Retailer 6$3,943 SGD
Retailer 1$4,047 SGD
Retailer 10$4,793 SGD
Wholesale Diamonds Direct$5,110 SGD

36 data points across 13 retailers

13 retailers$2,503 SGD to $5,110 SGD

A
Cheapest Retailer
-
$2,503 SGD
A
Retailer 2
-
$2,951 SGD
$2,308 USD
View
A
Retailer 3
-
$3,090 SGD
$2,417 USD
View
A
Retailer 4
-
$3,144 SGD
$2,459 USD
View
A
Retailer 5
-
$3,368 SGD
£2,075 GBP
View
B+
Retailer 6
-
$3,423 SGD
View
B+
Retailer 7
-
$3,696 SGD
$2,891 USD
View
B+
Retailer 8
-
$3,720 SGD
$2,910 USD
View
B+
Retailer 9
-
$3,854 SGD
$3,015 USD
View
B+
Retailer 10
-
$3,943 SGD
$3,084 USD
View
B+
Retailer 11
-
$4,047 SGD
€3,015 EUR
View
B
Retailer 12
-
$4,793 SGD
$3,749 USD
View
Most Expensive
B
Wholesale Diamonds Direct
273031599 · Oct 27
$5,110 SGD
$3,997 USD
View
12 more retailers have this diamond
Prices start from $2,503 SGDSave up to $2,607 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 Marquise
$2,503 SGD