CaratHunter
Plans
Round|Lab Grown|IGI

16.67ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG567352215

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567352215

Diamond specifications and retailer prices

From $2,002 USD
£1,576 GBP
As of November 1, 2026
Save $11,759 USD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,761 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 16.67ct lab-grown round diamond

This 16.67ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567352215 or 567352215. Listed at 13 retailers as of October 31, 2026, with prices from $2,002 to $13,761, a $11,759 spread on the same certified stone. Adiamor lists it at $13,761. 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

16.67
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567352215
Dimensions16.64 × 16.59 × 10.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
16.64 mm16.59 mm16.67 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567352215
Side View
Table 55.5%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.8%

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: Nov 1
Current: $13,761 USD|Low: $2,002 USD|High: $54,262 USD|Avg: $9,873 USD
Adiamor
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
Retailer 15
November 2, 2026
Retailer 9$2,002 USD
Retailer 12$2,148 USD
Retailer 10$2,337 USD
Retailer 4$2,492 USD
Retailer 13$2,660 USD
Retailer 3$2,944 USD
Retailer 15$3,190 USD
Retailer 2$3,388 USD
Retailer 5$3,426 USD
Retailer 8$3,895 USD
Retailer 11$3,906 USD
Retailer 14$3,983 USD
Adiamor$13,761 USD
Retailer 6$25,330 USD
Retailer 7$54,262 USD

6 data points across 15 retailers

13 retailers$2,002 USD to $13,761 USD

A
Cheapest Retailer
-
$2,002 USD
£1,576 GBP
A
Retailer 2
-
$2,148 USD
View
A
Retailer 3
-
$2,337 USD
View
A
Retailer 4
-
$2,492 USD
View
A
Retailer 5
-
$2,660 USD
View
A
Retailer 6
-
$2,944 USD
HK$23,000 HKD
View
A
Retailer 7
-
$3,190 USD
View
A
Retailer 8
-
$3,388 USD
£2,668 GBP
View
A
Retailer 9
-
$3,426 USD
View
B+
Retailer 10
-
$3,895 USD
View
A
Retailer 11
-
$3,906 USD
View
A
Retailer 12
-
$3,983 USD
€3,793 EUR
View
Most Expensive
B
Adiamor
D-82828529 · Oct 31
$13,761 USD
View
12 more retailers have this diamond
Prices start from $2,002 USDSave up to $11,759 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
16.67ct Round
$2,002 USD