CaratHunter
Plans
Marquise|Natural|GIA

1.20ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6552321194

Certificate GIA 6552321194

Diamond specifications and retailer prices

From $2,935 SGD
As of November 5, 2026
Save $2,916 SGD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,851 SGD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct 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 6552321194. Listed at 11 retailers as of November 4, 2026, with prices from $2,935 to $5,851, a $2,916 spread on the same certified stone. Wholesale Diamonds Direct lists it at $5,851. 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

1.20
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle39.29°
Pavilion angle38.47°
OriginNatural
Grading LabGIA
CertificateGIA 6552321194
Dimensions10.46 × 5.53 × 3.40 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.46 mm5.53 mm1.20 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552321194
Side View
Table 59.0%Crown 39.29°Girdle: THN-THKPavilion 38.47°Culet: NoneDepth 61.5%

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 5
Current: $2,935 SGD|Low: $2,918 SGD|High: $6,706 SGD|Avg: $4,492 SGD|-8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 5, 2026
Retailer 1$2,935 SGD
Retailer 2$3,594 SGD
Retailer 9$3,604 SGD
Retailer 7$3,911 SGD
Retailer 5$4,196 SGD
Retailer 8$4,247 SGD
Retailer 6$4,323 SGD
Retailer 4$4,333 SGD
Retailer 3$5,478 SGD
Wholesale Diamonds Direct$5,851 SGD

32 data points across 10 retailers

11 retailers$2,935 SGD to $5,851 SGD

A
Cheapest Retailer
-
$2,935 SGD
A
Retailer 2
-
$3,594 SGD
View
A
Retailer 3
-
$3,604 SGD
View
A
Retailer 4
-
$3,911 SGD
View
B+
Retailer 5
-
$4,196 SGD
View
B+
Retailer 6
-
$4,247 SGD
View
B+
Retailer 7
-
$4,323 SGD
View
B+
Retailer 8
-
$4,333 SGD
View
B+
Retailer 9
-
$4,893 SGD
View
B+
Retailer 10
-
$5,478 SGD
View
Most Expensive
B
Wholesale Diamonds Direct
643534585 · Nov 4
$5,851 SGD
$4,565 USD
View
10 more retailers have this diamond
Prices start from $2,935 SGDSave up to $2,916 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
1.20ct Marquise
$2,935 SGD