Marquise|Natural|GIA

1.01ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 2151015337

Certificate GIA 2151015337

Diamond specifications and retailer prices

From $2,022 USD
As of November 6, 2026
Save $3,145 USD (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,167 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2151015337. Listed at 12 retailers as of November 5, 2026, with prices from $2,022 to $5,167, a $3,145 spread on the same certified stone. NZ Jewellers lists it at $5,167. 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

1.01
Carat
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2151015337
Dimensions9.81 × 4.75 × 3.59 mm
L/W Ratio2.07
Top View
9.81 mm4.75 mm1.01 ctK / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 2151015337
Side View
Table 51.0%CrownGirdle: ThinPavilionCulet: NoneDepth 75.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,167 USD|Low: $1,992 USD|High: $5,167 USD|Avg: $2,807 USD
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
November 6, 2026
Retailer 13$2,022 USD
Retailer 12$2,080 USD
Retailer 3$2,183 USD
Retailer 10$2,239 USD
Retailer 11$2,239 USD
Retailer 5$2,291 USD
Retailer 8$2,342 USD
Retailer 2$2,528 USD
Retailer 9$2,583 USD
Retailer 4$2,940 USD
Retailer 6$3,069 USD
Retailer 7$4,318 USD
NZ Jewellers$5,167 USD

22 data points across 13 retailers

12 retailers$2,022 USD to $5,167 USD

B+
Cheapest Retailer
-
$2,022 USD
Retailer 2
-
$2,080 USD
View
Price last confirmed 30 days ago
B+
Retailer 3
-
$2,183 USD
View
B+
Retailer 4
-
$2,239 USD
View
Retailer 5
-
$2,239 USD
View
Price last confirmed 25 days ago
B
Retailer 6
-
$2,291 USD
View
B
Retailer 7
-
$2,342 USD
View
B
Retailer 8
-
$2,528 USD
View
B
Retailer 9
-
$2,583 USD
View
B
Retailer 10
-
$3,069 USD
View
C
Retailer 11
-
$4,318 USD
View
Most Expensive
C
NZ Jewellers
c98f2fa8-370e-4813-9564-951e38d92dec · Nov 5
$5,167 USD
View
11 more retailers have this diamond
Prices start from $2,022 USDSave up to $3,145 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.

B+
1.01ct Marquise
$2,022 USD