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Marquise|Natural|IGI

1.03ct H SI1 Marquise Natural Diamond

VG • H/SI1 • IGI 835674071

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 835674071

Diamond specifications and retailer prices

From $2,325 SGD
As of November 4, 2026
Save $3,527 SGD (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,851 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 835674071. Listed at 9 retailers as of October 30, 2026, with prices from $2,325 to $5,851, a $3,527 spread on the same certified stone. NZ Jewellers lists it at $5,851. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 835674071
Dimensions10.04 × 5.31 × 3.39 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
10.04 mm5.31 mm1.03 ctH / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateIGI 835674071
Side View
Table 57.0%Crown 32°Girdle: STK-VTKPavilion 40.7°Culet: NoneDepth 63.8%

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 4
Current: $5,851 SGD|Low: $2,325 SGD|High: $5,851 SGD|Avg: $3,188 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8$2,325 SGD
Retailer 3$2,346 SGD
Retailer 7$2,399 SGD
Retailer 5$2,510 SGD
Retailer 9$2,667 SGD
Retailer 6$2,670 SGD
Retailer 2$3,246 SGD
Retailer 4$4,209 SGD
NZ Jewellers$5,851 SGD

25 data points across 9 retailers

9 retailers$2,325 SGD to $5,851 SGD

A
Cheapest Retailer
-
$2,325 SGD
A
Retailer 2
-
$2,346 SGD
View
Retailer 3
-
$2,399 SGD
View
Price last confirmed 10 days ago
Retailer 4
-
$2,510 SGD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$2,667 SGD
View
B+
Retailer 6
-
$2,670 SGD
View
B+
Retailer 7
-
$3,246 SGD
View
Retailer 8
-
$4,209 SGD
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
c3ee1628-38f3-4681-b824-775ba5560e1b · Oct 30
$5,851 SGD
$4,581 USD
View
8 more retailers have this diamond
Prices start from $2,325 SGDSave up to $3,527 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
1.03ct Marquise
$2,325 SGD