Marquise|Lab Grown|IGI

1.67ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG825639462

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825639462

Diamond specifications and retailer prices

From $603 USD
As of October 30, 2026
Save $2,660 USD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,263 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.67ct lab-grown marquise diamond

This 1.67ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825639462 or 825639462. Listed at 23 retailers as of October 29, 2026, with prices from $603 to $3,263, a $2,660 spread on the same certified stone. MOH London lists it at $3,263. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825639462
Dimensions11.34 × 6.28 × 4.03 mm
L/W Ratio1.81
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.34 mm6.28 mm1.67 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825639462
Side View
Table 60.0%Crown 34.7°Girdle: MED-THKPavilion 41.6°Culet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,263 USD|Low: $591 USD|High: $3,367 USD|Avg: $1,653 USD|+4.3%
MOH London
Retailer 2
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Retailer 19
October 30, 2026
Retailer 8$603 USD
Retailer 4$675 USD
Retailer 7$747 USD
Retailer 11$763 USD
Retailer 14$810 USD
Retailer 16$1,002 USD
Retailer 2$1,170 USD
Retailer 15$1,187 USD
Retailer 12$1,284 USD
Retailer 19$1,312 USD
Retailer 18$1,623 USD
Retailer 10$1,788 USD
Retailer 6$1,966 USD
Retailer 3$2,179 USD
Retailer 5$2,385 USD
Retailer 9$2,417 USD
Retailer 17$2,479 USD
Retailer 13$2,705 USD
MOH London$3,263 USD

33 data points across 19 retailers

23 retailers$603 USD to $3,263 USD

A
Cheapest Retailer
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$603 USD
Retailer 2
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$615 USD
View
Price last confirmed 22 days ago
A
Retailer 3
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$675 USD
View
Final sale: no returns
Retailer 4
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$692 USD
View
Price last confirmed 31 days ago
A
Retailer 5
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$747 USD
View
Retailer 6
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$763 USD
View
Price last confirmed 14 days ago
Retailer 7
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$763 USD
View
Price last confirmed 27 days ago
A
Retailer 8
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$810 USD
View
A
Retailer 9
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$1,002 USD
View
A
Retailer 10
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$1,170 USD
£921 GBP
View
A
Retailer 11
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$1,187 USD
€1,130 EUR
View
A
Retailer 12
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$1,284 USD
ZAR 20,751 ZAR
View
A
Retailer 13
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$1,312 USD
View
A
Retailer 14
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$1,623 USD
View
Retailer 15
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$1,788 USD
A$2,750 AUD
View
Price last confirmed 9 days ago
B+
Retailer 16
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$1,966 USD
View
Retailer 17
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$2,007 USD
View
Price last confirmed 30 days ago
B+
Retailer 18
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$2,179 USD
£1,716 GBP
View
B+
Retailer 19
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$2,385 USD
View
B+
Retailer 20
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$2,417 USD
View
B+
Retailer 21
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$2,479 USD
View
B+
Retailer 22
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$2,705 USD
View
Most Expensive
B
MOH London
LG825639462 · Oct 29
$3,263 USD
£2,569 GBP
View
22 more retailers have this diamond
Prices start from $603 USDSave up to $2,660 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
1.67ct Marquise
$603 USD