Marquise|Natural|GIA

0.70ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 5566753388

Certificate GIA 5566753388

Diamond specifications and retailer prices

From $1,288 USD
As of November 4, 2026
Save $1,021 USD (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,309 USD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 0.7ct natural marquise diamond

This 0.7ct natural marquise sits in the half to three-quarter carat band, graded H 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 5566753388. Listed at 13 retailers as of November 4, 2026, with prices from $1,288 to $2,309, a $1,021 spread on the same certified stone. Helzberg Diamonds lists it at $2,309. 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

0.70
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.79°
Pavilion angle40.23°
OriginNatural
Grading LabGIA
CertificateGIA 5566753388
Dimensions8.99 × 4.49 × 2.88 mm
L/W Ratio2.00
Culet sizeNone
Top View
8.99 mm4.49 mm0.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566753388
Side View
Table 59.0%Crown 39.79°Girdle: STK-VTKPavilion 40.23°Culet: NoneDepth 64.2%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $2,309 USD|Low: $1,288 USD|High: $2,309 USD|Avg: $1,607 USD
Helzberg Diamonds
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 9$1,288 USD
Retailer 12$1,310 USD
Retailer 13$1,320 USD
Retailer 3$1,360 USD
Retailer 5$1,402 USD
Retailer 7$1,426 USD
Retailer 10$1,570 USD
Retailer 2$1,616 USD
Retailer 4$1,793 USD
Retailer 6$1,845 USD
Retailer 11$1,964 USD
Retailer 8$2,077 USD
Helzberg Diamonds$2,309 USD

9 data points across 13 retailers

13 retailers$1,288 USD to $2,309 USD

B+
Cheapest Retailer
-
$1,288 USD
B+
Retailer 2
-
$1,310 USD
View
B+
Retailer 3
-
$1,320 USD
View
B
Retailer 4
-
$1,360 USD
View
B
Retailer 5
-
$1,402 USD
View
B+
Retailer 6
-
$1,426 USD
View
B
Retailer 7
-
$1,570 USD
View
B
Retailer 8
-
$1,616 USD
View
B
Retailer 9
-
$1,793 USD
View
B
Retailer 10
-
$1,845 USD
View
B
Retailer 11
-
$1,964 USD
View
B
Retailer 12
-
$2,077 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLLMMNLJJOO · Nov 6
$2,309 USD
View
12 more retailers have this diamond
Prices start from $1,288 USDSave up to $1,021 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+
0.70ct Marquise
$1,288 USD