Marquise|Natural|GIA

0.80ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 1565247651

Certificate GIA 1565247651

Diamond specifications and retailer prices

From $1,088 USD
HK$8,500 HKD
As of October 30, 2026
Save $2,539 USD (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,627 USD 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 $1,088 to $3,627, a $2,539 spread on the same certified stone. NZ Jewellers lists it at $3,627. 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
Color
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: $3,627 USD|Low: $1,088 USD|High: $3,861 USD|Avg: $1,795 USD|-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$1,088 USD
Retailer 7$1,113 USD
Retailer 12$1,300 USD
Retailer 4$1,373 USD
Retailer 9$1,487 USD
Retailer 5$1,540 USD
Retailer 8$1,556 USD
Retailer 3$1,645 USD
Retailer 10$1,716 USD
Retailer 11$1,720 USD
Retailer 2$1,881 USD
Retailer 6$2,066 USD
Retailer 13$2,620 USD
NZ Jewellers$3,627 USD

29 data points across 14 retailers

13 retailers$1,088 USD to $3,627 USD

A
Cheapest Retailer
-
$1,088 USD
HK$8,500 HKD
A
Retailer 2
-
$1,113 USD
₹105,973 INR
View
A
Retailer 3
-
$1,300 USD
View
A
Retailer 4
-
$1,487 USD
View
A
Retailer 5
-
$1,540 USD
View
B+
Retailer 6
-
$1,556 USD
View
B+
Retailer 7
-
$1,645 USD
View
B+
Retailer 8
-
$1,716 USD
View
B+
Retailer 9
-
$1,720 USD
View
B+
Retailer 10
-
$1,881 USD
£1,481 GBP
View
Retailer 11
-
$2,066 USD
A$3,178 AUD
View
Price last confirmed 27 days ago
B
Retailer 12
-
$2,620 USD
£2,063 GBP
View
Most Expensive
B
NZ Jewellers
0c949daa-f3ab-4375-82b3-b047c73d0bc7 · Oct 27
$3,627 USD
View
12 more retailers have this diamond
Prices start from $1,088 USDSave up to $2,539 USD

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
$1,088 USD