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Marquise|Natural|GIA

1.05ct D IF Marquise Natural Diamond

ID • D/IF • GIA 6551700979

Certificate GIA 6551700979

Diamond specifications and retailer prices

From $9,639 SGD
As of November 6, 2026
Save $8,876 SGD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $18,515 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.05ct natural marquise diamond

This 1.05ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551700979. Listed at 9 retailers as of November 3, 2026, with prices from $9,639 to $18,515, a $8,876 spread on the same certified stone. NZ Jewellers lists it at $18,515. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.53°
Pavilion angle39.98°
OriginNatural
Grading LabGIA
CertificateGIA 6551700979
Dimensions11.57 × 5.04 × 3.09 mm
L/W Ratio2.30
Girdle conditionVery Thick
Top View
11.57 mm5.04 mm1.05 ctD / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551700979
Side View
Table 59.0%Crown 36.53°Girdle: STK-VTKPavilion 39.98°Culet: NoneDepth 61.3%

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 6
Current: $18,515 SGD|Low: $9,639 SGD|High: $18,515 SGD|Avg: $11,739 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 8$9,639 SGD
Retailer 2$9,753 SGD
Retailer 9$9,753 SGD
Retailer 3$9,916 SGD
Retailer 7$11,070 SGD
Retailer 6$11,240 SGD
Retailer 5$12,556 SGD
Retailer 4$15,428 SGD
NZ Jewellers$18,515 SGD

13 data points across 9 retailers

9 retailers$9,639 SGD to $18,515 SGD

A
Cheapest Retailer
-
$9,639 SGD
A
Retailer 2
-
$9,753 SGD
View
A
Retailer 3
-
$9,753 SGD
View
A
Retailer 4
-
$9,916 SGD
View
A
Retailer 5
-
$11,070 SGD
View
A
Retailer 6
-
$11,240 SGD
View
Retailer 7
-
$12,556 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$15,428 SGD
View
Most Expensive
B
NZ Jewellers
aef7c07b-ce0e-4b29-85f1-374ae0de35c3 · Nov 3
$18,515 SGD
$14,447 USD
View
8 more retailers have this diamond
Prices start from $9,639 SGDSave up to $8,876 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
1.05ct Marquise
$9,639 SGD