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Marquise|Natural|GIA

0.80ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 1565247651

Certificate GIA 1565247651

Diamond specifications and retailer prices

From $1,391 SGD
HK$8,500 HKD
As of October 30, 2026
Save $3,247 SGD (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,639 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-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 1565247651. Listed at 13 retailers as of October 27, 2026, with prices from $1,391 to $4,639, a $3,247 spread on the same certified stone. NZ Jewellers lists it at $4,639. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565247651
Dimensions9.41 × 4.90 × 2.96 mm
L/W Ratio1.92
Culet sizeNone
Key to symbols
Feather
Top View
9.41 mm4.90 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565247651
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 60.4%

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 30
Current: $4,639 SGD|Low: $1,391 SGD|High: $4,938 SGD|Avg: $2,296 SGD|-6.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 14$1,391 SGD
Retailer 7$1,423 SGD
Retailer 12$1,663 SGD
Retailer 4$1,756 SGD
Retailer 9$1,902 SGD
Retailer 5$1,970 SGD
Retailer 8$1,990 SGD
Retailer 3$2,104 SGD
Retailer 10$2,195 SGD
Retailer 11$2,200 SGD
Retailer 2$2,405 SGD
Retailer 6$2,642 SGD
Retailer 13$3,351 SGD
NZ Jewellers$4,639 SGD

29 data points across 14 retailers

13 retailers$1,391 SGD to $4,639 SGD

A
Cheapest Retailer
-
$1,391 SGD
HK$8,500 HKD
A
Retailer 2
-
$1,423 SGD
₹105,973 INR
View
A
Retailer 3
-
$1,663 SGD
$1,300 USD
View
A
Retailer 4
-
$1,902 SGD
$1,487 USD
View
A
Retailer 5
-
$1,970 SGD
$1,540 USD
View
B+
Retailer 6
-
$1,990 SGD
$1,556 USD
View
B+
Retailer 7
-
$2,104 SGD
$1,645 USD
View
B+
Retailer 8
-
$2,195 SGD
$1,716 USD
View
B+
Retailer 9
-
$2,200 SGD
$1,720 USD
View
B+
Retailer 10
-
$2,405 SGD
£1,481 GBP
View
Retailer 11
-
$2,642 SGD
A$3,178 AUD
View
Price last confirmed 28 days ago
B
Retailer 12
-
$3,351 SGD
£2,063 GBP
View
Most Expensive
B
NZ Jewellers
0c949daa-f3ab-4375-82b3-b047c73d0bc7 · Oct 27
$4,639 SGD
$3,627 USD
View
12 more retailers have this diamond
Prices start from $1,391 SGDSave up to $3,247 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
0.80ct Marquise
$1,391 SGD