Round|Natural|GIA

1.66ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 2544358732

Certificate GIA 2544358732

Diamond specifications and retailer prices

From $8,142 USD
Save $6,430 USD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $14,572 USD at MOH London
View at MOH London

About this 1.66ct natural round diamond

This 1.66ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2544358732. Listed at 8 retailers, with prices from $8,142 to $14,572 at MOH London, a $6,430 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2544358732
Dimensions7.56 × 7.61 × 4.71 mm
L/W Ratio1.01
Top View
7.56 mm7.61 mm1.66 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2544358732
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $14,572 USD|Low: $8,142 USD|High: $14,572 USD|Avg: $10,820 USD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 30, 2026
Retailer 4$8,142 USD
Retailer 3$10,304 USD
Retailer 6$10,950 USD
Retailer 7$10,950 USD
Retailer 2$10,977 USD
Retailer 5$11,320 USD
MOH London$14,572 USD

36 data points across 7 retailers

8 retailers$8,142 USD to $14,572 USD

A
Cheapest Retailer
-
$8,142 USD
B+
Retailer 2
-
$10,304 USD
£8,113 GBP
View
B
Retailer 3
-
$10,950 USD
View
Price last confirmed 14 days ago
B
Retailer 4
-
$10,950 USD
View
B+
Retailer 5
-
$10,977 USD
€10,454 EUR
View
B+
Retailer 6
-
$11,108 USD
View
B+
Retailer 7
-
$11,320 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
A6085860D · Oct 1
$14,572 USD
£11,474 GBP
View
7 more retailers have this diamond
Prices start from $8,142 USDSave up to $6,430 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.

A
1.66ct Round
$8,142 USD